When adding and subtracting fractions, what MUST be the same before you even begin to add or subtract?

Numerators

Denominators

Fractions

Whole Numbers

Answer:

Denominators

Step-by-step explanation:

When it comes to adding or subtracting fractions, the denominators must be ALWAYS the same.

Answer:

Denominator

Step-by-step explanation:

All operations involving addition and subtraction of fractions must be under the same denominator before solving the problem.

x = 2y − 4

7x + 5y = −66

Please help me ASAP

What is the possible scale factor for the rectangle?

A Ferris wheel has a diameter of 210 feet. There are 60 cars for riders, and they are placed at even intervals around the Ferris wheel. What is the best approximation of how many feet apart the cars are placed? Use 3.14 to approximate for π. Question 5 options: 11 feet 16 feet 670 feet

Feel free to help!!

A. Write the ratio and express in simplest or lowest terms.
1. 8 hours to 10 hours
2. 40 minutes to 1 hour
3. 25 centavos to a peso
4. 2 dozens to 18 things
5. 64 km to 2 hours​

Benito received a $100 gift card to his favorite coffee shop for his birthday every week he goes to the coffee shop and spends $5 on a drink.

A. Write an equation to represent the relationship between the amount of m money remaining on Benito’s gift card and the number of w weeks.

B. How many weeks will it be when Benito has only $15 remaining on his gift card?

Given U = { a,b,c,d,e,f,g,h,i} P = {a,e,i} and Q = { b, a, g} List the elements of P' *

1 point

{b,c,d,f,g,h}

{a,e,i}

{b,a,g}

{a,b,c,d,e,f,g,h,i}

If A = { 1,2,3} and B = {2,1,3} . A and B are said to be *

1 point

equal sets

equivalent sets

empty set

finite sets

P = { 2,4,6,8} and Q = { a,b,c,d} . Will P =Q *

1 point

True

False

T={ colours of the rainbow} This an example of *

1 point

Choose

B = set of letters in the word ENGLISH. then n(B) = *

1 point

6

7

5

8

What type of set is shown in the diagram below? *

1 point



equal

disjoint

equivalent

infinite

R = { cars that fly}. R is an _____________ set *

1 point

empty

equivalent

equal

infinite

If P={m,n,l,} determine the number of subsets that can be formed from P *

1 point

4

12

8

16

Convert 17/3 to a mixed number *

2 points

5 2/3

10/3

3 1/3

51/3

48/60 reduced to its lowest term = *

2 points

12/15

4/5

10/14

3/4

Name the angles below in the order given *

3 points



right, acute, reflex

acute, right, obtuse

reflex, straight, full

obtuse, right, acute

What is the size of the missing angle? *

2 points



90

220

140

100

What is the size of y? *

2 points



115

245

295

65

What type of triangle is shown below? *

1 point



Equilateral

Isosceles

Right angled

Scalene

Calculate the value of x *

3 points



65

245

112

133

Calculate the value of x *

3 points



112

22

158

180

What is the value of e? *

3 points



65

130

50

100

A quadrilateral with two pairs of parallel sides and all angles equal is called a _____________ *

1 point

parallelogram

rectangle

trapezium

kite

*

3 points



75

100

260

50

*

3 points



129

309

160

51

*

3 points



120

128

52

90​

Plz, answer this question plz! Plz, answer this question plz!


Plz, answer this question plz! Plz, answer this question plz!

Anyone who is a girl or boy answer me will give brainliest.

Solve for y convert the equation 10x+2y=12 from standard form to slope intercept form

Which equation has x = 5 as the solution?

2x = 5
2x = 5

x - 10 = 15
x - 10 = 15

x + 15 =10
x + 15 =10

2x = 10

Jacob has an $8 gift certificate to use
at a toy store. He decides to buy a toy
airplane that costs $8.61, and 3 toy
cars that cost $2.85 each.
If Jacob uses his gift certificate, how
much money will he need to pay?

What is 3.1 x 2.57? *

Book club A charges $20 for membership and $2 per book rental. Book club B charges $10 for membership and $3 per book rental. For how many movie rentals will the cost be the same at both book clubs? What does that cost?

Which of the following is a reason for needing to acquire a 1040X form?

What happens when a triangle is dilated using one of the vertices as the center of the dilation? Complete
the explanation.
The sides of the triangles adjacent to the center of dilation will be collinear. The third sides of the pre-
image and image will be ?
The vertex used as the center of dilation will be in

2(3a + 2) = – 8
show your work

-89 ⋅ 12 = c
a ⋅ 3 = -30
-9 ⋅ b = 45
plz help :))

Plz, answer this question plz!

HELP I NEED HELP ASAP

a group of students are booked to go on a sports tour. The total cost of theA tour is $18000. write an expression in x for the amount that each learner must pay​

Find the value of x that makes the equation true 17 - 5(2x - 9) = -(-6x + 10) + 4​

what number is 25% of 40?​

Kenneth has 45 Pokemon cards. He gave 3/9 of his cards to his friend as a random act of kindness. How many cards did he give his friend? m​

Triangle
X
Y
Z
undergoes a series of transformations to form triangle
T
U
V
.

A ball has a mass of 140 g. What is the force needed to accelerate the ball at 25m/s 2

6. The human brain weighes about 1 pounds for each 100 pounds of body weight. What
is the approximate weight of the brain of a person who weighs 85 pounds. Round to
the nearest ounce.
all

Write the percent as a decimal. Use a model to check your answer ( 6%)

the product of two positive consecutive integers is five more than three times the larger integer. find the larger integer. ​

Isabelle has 4 more pairs of shoes than Leon. If Leon has s pairs of shoes, which expression could be used to find how many pairs of shoes Isabelle has?