Which expression would be easier to simplify if you used the associative property to change the grouping

Which Expression Would Be Easier To Simplify If You Used The Associative Property To Change The Grouping

Answers

Answer 1

Answer:

A it is so simple just try it

Answer 2

Answer: C

Step-by-step explanation:


Related Questions

PLLLLLLLLLLLLLLLLLLLLLLLZZZZZZZZZZZZZZZZZZZZZZZZZZ

Answers

Answer:

Step-by-step explanation:

" ... at most 5 " ⇒ 5 is max value

[tex]\frac{x}{3}[/tex] ≤ 5

Point \blue{A}Astart color #6495ed, A, end color #6495ed is at \blue{(-1, 8)}(−1,8)start color #6495ed, left parenthesis, minus, 1, comma, 8, right parenthesis, end color #6495ed and point \green{B}Bstart color #28ae7b, B, end color #28ae7b is at \green{(7, 3)}(7,3)start color #28ae7b, left parenthesis, 7, comma, 3, right parenthesis, end color #28ae7b. What is the midpoint of line segment \overline{AB} AB start overline, A, B, end overline?

Answers

Answer:

[tex]M = (3,5.5)[/tex]

Step-by-step explanation:

Given

[tex]A = (-1,8)[/tex]

[tex]B = (7,3)[/tex]

Required

Determine the midpoint

This is calculated as thus

[tex]M = (\frac{x_1+x_2}{2},\frac{y_1+y_2}{2})[/tex]

Where:

[tex](x_1,y_1) = (-1,8)[/tex]

[tex](x_2,y_2) = (7,3)[/tex]

So, we have:

[tex]M = (\frac{-1+7}{2},\frac{8+3}{2})[/tex]

[tex]M = (\frac{6}{2},\frac{11}{2})[/tex]

[tex]M = (3,5.5)[/tex]

Hence;

The midpoint is (3,5.5)

Answer:

(0,0.5)

Step-by-step explanation:

Trust me I got it right on Khan

Please help!
A building is constructed on top of a cliff that is 300 meters high. A person standing on level ground below the cliff observes that the angle of elevation to the top of the building is 72° and the angle of elevation to the top of the cliff is 63°.

a. How far away is the person from the base of the cliff?

b. What is the building’s height?

Answers

The distance from the person to the base of the cliff is 269.78 meters.

The height of the building from the base of the cliff is 829.37 meters

The situation forms right angle triangle.

The building is constructed on top the cliff that is 300 meters high.

Right angle triangle:

Right angle triangle has one of its sides as 90 degrees. Therefore, the sides can be found using trigonometric ratios.

The height of the building from the cliff is 300m. let's find the hypotenuse side of the angle of elevation formed to the cliff.

Using sin rule,

300 / sin (72 - 63) = y / sin (180 - 162)

300 / sin 9 = y / sin 18

300 sin 18 = y sin 9

y = 300 sin 18 / sin 9

y = 92.7050983125 / 0.156

y = 594.230769231

Therefore, how far the person to the base of the cliff can be calculated as follows;

cos 63 = adjacent / hypotenuse

cos 63 = x / 594.2307

x = 594.2307 cos 63

x = 269.775092454

x = 269.78 meters

Therefore, the distance from the person to the base of the cliff is 269.78 meters.

height of the cliff  / 269.78 = tan 63

height of cliff = 269.78 tan 63

height of cliff = 529.37493165

height of cliff = 529.37

The height of the building = 300 + 529.37 = 829.37493165 = 829.37 meters

learn more on right triangle here: https://brainly.com/question/14806301

my question goes if your good at rounding what is 98.488578018 rounded

Answers

Answer:

Im not sure what you want it to be rounded but heres the answers:

Whole number: 98

Tenths: 98.5

Hundredths: 98.49

Thousandths: 98.489

Step-by-step explanation:

What is the answer -10b-7=9?

Answers

i think it should be -1.6

if you add 7 to 9 it'll be 16.

if you divide -10 by 16 it'll give you -16/10.

simplify it and you should get -8/5 or -1.6.

H 125°
D 180
3. A triangle has two sides that have lengths of
14 feet and 22 feet. Which of the following
lengths could not represent the length of the
third side?
A 8 ft
B 12 ft
c) 14 ft
(D) 20 ft

Answers

Step-by-step explanation:

14 ft hope this hellped ask again

hurry due today, help, please
Use the graph or table to write a linear function that relates y to x

Answers

An example for #5 is y=-8x+2, and an answer for 6. is y=6x+9. The formula is y=mx+b so the b is the y-int/y and the m is the slope/x. The x is the variable(the one beside the m).

Find the perimeter of the right triangle. If necessary, round to the nearest tenth.

a.25 mi
b. 60 mi
c. 150 mi
d. 300 mi​

Answers

b or c but i’m pretty sure b
This answer is b because



As a chef in a restaurant you have a recipe that uses 4 cups of flour to make 3 dozen cookies. You want to
make 12 dozen cookies, how many cups of flour do you
need?

Answers

Answer:

sorry its a little hard to answer your thing

Step-by-step explanation:

need ponits

What is the scale factor from Figure A to Figure B? PLEASE HELP

Answers

Answer:

Its 3 bro

Step-by-step explanation:

my guy A is just B scaled 3 times, every number on B times 3 equals their counterpart in A

Whitney calculated that the circular clock on her wall has a circumference of 18.84 inches. What is the clock's area?

Answers

Answer:

28.25in

Step-by-step explanation:

Please help me asappppp

Answers

Answer:

<5 ~= <1 - Corresponding Angles Theorem

<1 ~= <7 - Alternate Exterior Angles Theorem

<5 ~= <7 - Vertical Angles Theorem

line I || line m - Transitive Property

Which of the following can be used to show that these triangles are congruent?

Answers

A
The hidden information is that angleACB is equal to angle DCE
Brainliest pls!

James has 30 doughnuts. He eats 29. How many does he have left?

Answers

Answer:

1

Step-by-step explanation:

30

-29

-----

1

the answer is one

Answer:

the answer is 1

Step-by-step explanation:

39

-29

——

01

What is the complementary angles, one angle on is 2 degrees larger than the second angle?

Answers

Answer:

44 and 46

Step-by-step explanation:

A complementary angle is 90 degrees

90/2 = 45

If 45 + 45 = 90

44 + 2 = 46
44 + 46 = 90

:)

Is the relationship between the time spent swimming and the number of weeks proportional? Complete the statements

Answers

Answer:

lie on goes

Step-by-step explanation:

answer is Lie On For First And Goes For Second

Find the distance between nine and one fourths to seven and one half and four to five

Answers

Answer: home / math / distance calculator

Distance Calculator

The calculators below can be used to find the distance between two points on a 2D plane or 3D space. They can also be used to find the distance between two pairs of latitude and longitude, or two chosen points on a map.

2D Distance Calculator

Use this calculator to find the distance between two points on a 2D coordinate plane.

Result

Distance: 7.8102496759067

Steps:

Distance (d) = √

Step-by-step explanation:

13) through: (0, -1) and (-5,-1)
A) x + 3y = 3
B) x - 3y = 1
C) 5r - 3y = -3
D) y=-1

Answers

Answer:

y=-1

Step-by-step explanation:

m=(y2-y1)/(x2-x1)

m=(-1-(-1))/(-5-0)

m=(-1+1)/-5

m=0/-5

m=0

y-y1=m(x-x1)

y-(-1)=0(x-0)

y+1=0

y=0-1

y=-1

what's the answer?
3(9+6)+55

Answers

Answer:

=> 100

Step-by-step explanation:

=> 3(9+6)+55

=> 3(15)+55

=> 45 +55

=> 100

Find the value of x. Then classify the triangle by its angels

Answers

Answer:

x=134

Step-by-step explanation:

As angles in a triangle add up to 180 degrees

also angles on a straight line add up to 180

so 180-(64+70)=46

and 180-46=134

PLEASE GIVE BRAINLIEST AND THANKS

In Exercises 15-18, find the measure of the exterior
angle. (See Example 3.)
15.

75°
64°
2

Answers

Applying the exterior angles theorem, the measure of the exterior angle is: m∠2 = 139°.

What is the Exterior Angles Theorem?

The exterior angles theorem states that the measure of the two remote angles in a triangle is equal to the measure of the exterior angle of a triangle.

Thus:

75° and 64° are remote interior angles.

Therefore:

m∠2 = 75° + 64°

m∠2 = 139°

Learn more about exterior angles theorem on:

https://brainly.com/question/8190762

What is (f - g)(x)?
f(x) = -3x2
g(x) = -5x + 3
Write your answer as a polynomial or a rational function in simplest form.

Answers

Answer: -3x^2 + 5x - 3

Work Shown:

(f - g)(x) = ( f(x) ) - ( g(x) )

(f - g)(x) = ( -3x^2 ) - ( -5x+3 )

(f - g)(x) = ( -3x^2 ) - ( -5x) - ( 3 )

(f - g)(x) = -3x^2 + 5x - 3

Combine these radicals.

Answers

Answer:

[tex]14\sqrt{5}[/tex]

Step-by-step explanation:

   [tex]8\sqrt{5}+2\sqrt{45}[/tex]

[tex]=8\sqrt{5}+2\sqrt{9\cdot5}[/tex]

Use radical rule [tex]\sqrt{a \cdot b}=\sqrt{a}\sqrt{b}[/tex]

[tex]=8\sqrt{5}+2\sqrt{9}\sqrt{5}[/tex]

[tex]=8\sqrt{5}+2\cdot3\sqrt{5}[/tex]

[tex]=8\sqrt{5}+6\sqrt{5}[/tex]

[tex]=(8+6)\sqrt{5}[/tex]

[tex]=14\sqrt{5}[/tex]

Combine these radicals

8√5 + 2√45

O 4√5

O 10√5

O 14√5 ✓

8√5 + 2√45⇢2√5(4 + √9)⇢2√5(4+3)⇢2√5 x 7⇢14√5

O 74√5

Help PLEASE! I will make you brainlist!

Answers

Answer: proportional

Step-by-step explanation: it is proportional because you can multiply any number by 7

Please help, what is x? This is an exponential function, please show the steps!
(25^x)(5^x+3) = 625^x-7

x = ?

Answers

No possible answer Buddy

What is the perimeter of trapezoid jklm? startroot 2 endroot startroot 5 endroot units 2 startroot 2 endroot startroot 5 endroot units 9 2 startroot 2 endroot units 9 startroot 2 endroot startroot 5 endroot units

Answers

The perimeter of the trapezoid is 9 + √2 + √5 units. then the correct option is D.

What is coordinate geometry?

Coordinate geometry is the study of geometry using the points in space. Using this, it is possible to find the distance between the points, the dividing line is m:n ratio, finding the mid-point of the line, etc.

The points are J(-7, 4), K(-4, 4), L(-2, 3), and M(-8, 3).

We know that distance between two points will be given as

[tex]\rm D= \sqrt{(x_2 - x_1 )^2 + (y_2 - y_1)^2}[/tex]

The distance between JK will be

[tex]JK = \sqrt{(-4+7)^2 + (0)^2 } = 3[/tex]

The distance between KL will be

[tex]KL = \sqrt{(-2+4)^2 + (3-4)^2 } = \sqrt5[/tex]

The distance between LM will be

[tex]LM = \sqrt{(-8+2)^2 + (0)^2 } = 6[/tex]

The distance between JK will be

[tex]MJ = \sqrt{(-7+8)^2 + (4-3)^2 } = \sqrt2[/tex]

Then the perimeter will be

Perimeter = JK + KL + LM + MJ

Perimeter = 3 + √5 + 6 + √2

Perimeter = 9 + √2 + √5

More about the coordinate geometry link is given below.

https://brainly.com/question/1601567

Answer:

the correct answer would be D

Step-by-step explanation:

Can someone help me please, thanks.

Answers

Answer: 2.19 pounds

Step-by-step explanation:

35 / 16 is 2.1875, if you round that you get 2.19

Slove for x to the nearest tenth

Answers

Step-by-step explanation:

Let me start off by saying that 1 unit side is absolutely useless.

You can translate the 6 unit side downwards, so now we have a right isosceles triangle of 2 equal sides which are 6

The hypotenuse is given here by x.

Applying the Pythagorean theorem i can then say;

[tex]x {}^{2} = 6 {}^{2} + 6 {}^{2} [/tex]

[tex]x {}^{2} = 36 + 36[/tex]

[tex]x {}^{2} = 72[/tex]

[tex]x = \sqrt{72} = 6 \sqrt{2} = 8.485[/tex]

x=8.5

rounded to the nearest 10 :)

Find the coordinates of the midpoint of segment GH with endpoints: G(-2, -8) and H(-3, -12).

Answers

Step-by-step explanation:

from midpoint formula p(x,y)= -2 +(-3)÷2 ,-8+(-12)÷2

=-5÷2 , -20÷2

= -2.5 , -10

Thanks for the help <3

Answers

HA

The full form of HA is Hypotenuse-angle and it states that if the hypotenuse and an acute angle of one right triangle are congruent to the hypotenuse and an acute angle of another right triangle, then the two triangles are congruent.

[tex]\red{ \rule{35pt}{2pt}} \orange{ \rule{35pt}{2pt}} \color{yellow}{ \rule{35pt} {2pt}} \green{ \rule{35pt} {2pt}} \blue{ \rule{35pt} {2pt}} \purple{ \rule{35pt} {2pt}}[/tex]

Answer ⤵️

Hypotenuse of both triangles are equal.The acute angles formed on them are also equal since the sides are equal.

Hence, Proved.

Answer:

HA

Step-by-step explanation:

Usually HA congruence is used in right angle triangles .as One common 90° right angle is present if Hypotenuse and adjacent angle remains similar the triangles are similar.

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