Gabriela was solving an equation, but when she checked her answer, she saw solution was incorrect . She knows she made a mistake, but she can’t find it.

Gabriela Was Solving An Equation, But When She Checked Her Answer, She Saw Solution Was Incorrect . She

Answers

Answer 1

Answer:

The distribution at the 2nd line

Step-by-step explanation:

I believe where Gabby went wrong was in her multiplication distribution

12*5=60 not 72

hope this helps!!

Answer 2

The value of y form the given equation is -65/11. Gabriela did mistake in second step while multiplying 12 and 5 and - sign into a bracket.

The given equation is 12(5+2y)=4y-(5-9y).

What is an equation?

In mathematics, an equation is a formula that expresses the equality of two expressions, by connecting them with the equals sign =.

The given equation can be solved as follows:

12(5+2y)=4y-(5-9y)

⇒ 60+24y=4y-5+9y

⇒ 60+24y=13y-5

⇒ 24y-13y=-5-60

⇒ 11y=-65

⇒ y=-65/11

Therefore, the value of y form the given equation is -65/11. Gabriela did mistake in second step while multiplying 12 and 5 and - sign into a bracket.

To learn more about an equation visit:

https://brainly.com/question/14686792.

#SPJ5


Related Questions

HELP I NEED HELP ASAP

Answers

Answer:

I think it's A

Step-by-step explanation:

the line is going up and the more it goes up it looks like it will be 2.5

Sharon work 45 ½ hours. Her hourly wage is $18/hr. What is her gross pay

Answers

Answer:

$819

Step-by-step explanation:

45.5 *18=819

A discount store bought two dozen cameras for $14 each.
After the cameras didn't sell for a long period, the store
decreased their selling price to $10.99 per camera. What was the
store's overall loss on the two dozen cameras?

Answers

Answer:

72.24

Step-by-step explanation:

Price for each camera = 14

Number of camera = 2dozen = 12 x 2 = 24

Total cp = 24 x 14 = 336

~~~~~~~~~~~~~~

Price for each camera=  10.99

Number of cams = 24

Total sp = 10.99 x 24 = 263.76

Loss = 336 - 263.76  = 72.24

Pls, be quick I only have 20min.s!Also, pls be an expert.

Answers

Answer:

The first blank is 1/4, The second blank is also 1/4, the Final blank is 9

Step-by-step explanation:

If there are 4 quarts in a gallon, you multiply 1/4 by 36 because a quart is 1/4 of a gallon

36 multiplied by 1/4 is 9

Work at a convenience store 60% of your time, and earn $11.00 an hour. Referee games at your city park 25% of your time, and earn $19.00 an hour. Do your elderly neighbor’s housework 15% of your time, and earn $16.00 an hour. What will your average hourly wage be? Enter your answer up to two decimal places.

Answers

Answer:

13.75

Step-by-step explanation:

The expected value of the hourly wage is the sum of the probabilities (percentage of time spent on each job) multiplied by the payoff (money earned) from each possible occurrence (job):

(0.6 × 11) + (0.25 × 19) + (0.15 × 16) = $13.75.

Please answer this question

Answers

Answer:

75%

Step-by-step explanation:

Madison got 18 problems right and there's 24 problems in total. The question asks for the percentage of the problems that she answered correctly. So, put the number of questions that she got right and the total number of questions into a fraction and simplify.

18/24=3/4

3/4ths= 75%

PLS I NEED TO KNOW FAST, How many degrees is X?

Answers

Answer:

To me it Looks about 50 degrees from 80 degrees but im not positive though but i hope this helps you in some way or form.

Step-by-step explanation:

I will do anything just no fake answers please

Answers

Answer:

it's b

Step-by-step explanation:

the reason it's b is because conduction happens when something hot comes in contact with something cold which heats the cold thing up and cooling the hot thing eventually they will both be room temperature

I will give brainliest if correct !!

Answers

Answer:

126 :)

Step-by-step explanation:

Answer:

Step-by-step explanation:

first find angle ∠U,

As sum of angle in triangle = 180°

Now ∠U+∠V+∠W=180°

88°+38°+∠U=180°

∠U=54°

Now total horizontal line = 180°

∠NUV=180°-54°=126°

Write the following expression as a simplified polynomial in standard form.
(x – 4)² – 5(x – 4) - 3
PLEASEEE ASAP

Answers

Answer:

x^2-5x+33

Step-by-step explanation:

(x-4)^2 -5x+20-3

x^2-4^2

suppose that 17% of people have dogs. If two prople are randomly chosen, what is the probability that they both have a dog?​

Answers

Answer:

8.5%

Step-by-step explanation:

.17/2 = 0.085 or 8.5%

Answer:

I think it may be 8.5%, I could be wrong.

Step-by-step explanation:

2 people out of 100% are chosen and 17% have dogs

5/6 7/12 and 7/10 from least to greatest

Answers

Answer:

7/12, 7/10, 5/6

Step-by-step explanation:

Answer:

7/12, 5/6, 7/10

Step-by-step explanation:

Just change it to decimal point it will be easier

E
Learning Task 3: Solve for n. Write your answers in your notebook
1. 12.88 + 0.92 = n
2. 34.08 + 0.24 = n
4. 7.15+ 0.05 = n
5.210.21 +0.91 - n
2.1
3. 28.9-0.85 = n​

Answers

1. 13.8

2. 34.32

4. 7.2

5. 211.12

3. 28.05

A test has multiple choice questions worth 2 points and short answer questions worth 3 points. There are 45 points on the test. Write an equation in standard form that represents this situation using the
variables x and y
Help plz

Answers

2x+3y=45

x represents multiple choice questions

y represents short answer

you can also write it as 3x+2y=45

in this case, x represents short answer questions and y represents multiple choice.

7(2 + 6 – 4d) = pl help me I don’t get it

Answers

Answer:

Step-by-step explanation:

1. 1 Simplify  2+6-4d to  -4d+8.

7 ( -4d + 8)

therefor, the answer is, 7( -4d + 8)

Answer:

7(2 + 6 - 4d) = 7(8 - 4d) = (56 - 28d)

Step-by-step explanation:

There is no possible answer to this equation but this is the most accurate equation, since you cant go any further, this is your simplified form.

Please help me on this!
Show work please!

Answers

Answer:

Use M A T H W AY

trust me its goated

Un elev a depus la banca suma de 250 lei. Știind ca banca oferă dobânda anuala de 1%,iar stația impozitează dobânda cu 16%,aflati ce suma va avea elevul după un an de depunere.

Answers

Răspuns:

292,50

Explicație pas cu pas:

Dobânda totală% = (1% + 16%) = 17% = 17/100 = 0,17

Suma principală depusă, P = 250

Suma totală, A după 1 an poate fi calculată astfel:

A = P (1 + rt)

Unde ; r = rata dobânzii; t = timp

A = 250 (1 + (0,17 * 1))

A = 250 (1,17)

A = 292,5

6) Find the value of x

Answers

x = 7


Hope this helps!!!!!

Jared consuela and Reggie have an ant farm Jared collected 25/100 of the ants from the ant farm consuela collected 6/10 of the ants what fraction of the ants did Jared and consuela collected together

Answers

Answer:

17/20

Step-by-step explanation:

[tex]\frac{25}{100} + \frac{6}{10}[/tex]

to solve this multiply both fractions by 100

(25 + 60) / 100 = 85/100

we need to find the lowest common multiple

Both the numerator and denominator can be divided by 5 = 17/20

What is 3.14*5*67+4.678

Answers

3.14x5x67+4.678= 1056.578
Hope this helps :)

Answer:

1056.578 is the answer

Find the circumference Use 3.14 for TT 7 cm​

Answers

Answer:

C= 2pi-r

=2 x 3.14 x 7

= 43.96 cm

3x^2-9x+0
Factor the trinomial

Answers

Answer:

3x (x-3)

Step-by-step explanation

3x^2 - 9x + 0

The equation.

3x^2 - 3^2 × x

What I did here is that I factored out 9x to 3^2 times x.

3x (3x^2 all over 3x - 3^2 × x/ all over 3x)

So that way I can divide the number in the parentheses by 3x to take 3x out of the parentheses to factor out.

3x (x^2-1 - (3^2-1) )

You simplify to get the final answer.

3x (x-3)

Final Answer.

I hope this helps!!!!

What is 275x56 in stander algorithm pls help

Answers

1650
1375
15400
Hope this will be helpful

The probability that Jamil will be late for work is 0.2.

Work out the probability that Jamil will not be late for work.

Answers

Given:

The probability that Jamil will be late for work is 0.2.

To find:

The probability that Jamil will not be late for work.

Solution:

We have,

P(Jamil will be late) = 0.2

We know that,

P(Jamil will not be late) = 1 - P(Jamil will be late)

                                       = 1 - 0.2

                                       = 0.8

Therefore, the probability that Jamil will not be late for work is 0.8.

F(x)=3x+2, if you are asked to find f(4), what does this mean?

Answers

Answer:

you substitute x for 4

Step-by-step explanation:

so its f(x) and f(4) so you use 4 for x so you would solve f(x)=3(4)+2

Substitute x for 4
For example: f(4)=3(4)+2
So f = 7/2
F = 3.5

Find an equivalent expression using the Distributive Property.

g3(7+g)

Answers

In order to do this problem you have to distribute the 3g into the parentheses. The 21g and 3g^2 cannot combine because one is squared and the other is not.

5x4y3 * 3x3y8 need help

Answers

Answer:

15x^7y^11

Step-by-step explanation:

First, multiply the coefficients 5 and 3 together.  We get:

15x^4y^3 * x^3y^8

Please note that it's mandatory to use " ^ " to indicate exponentiation.

Since x^4*x^3 = x^7, we next obtain:

15x^7y^11

Oh okie gosh gosh oh yeah sweetie I love

Charlotte has a piece of yarn in her craft kit. She uses 3/8
of the length of the yarn to make a bookmark. What part of the yarn is left?

Answers

Answer:

5/8

Step-by-step explanation:

8/8-3/8=5/8

A battery company claims that it's AA batteries last an average of 16 hours with a standard deviation of 1.5 hours

Answers

Answer:

The claim can be determined by the probability method which will determine the percentage of battery lasting to an average of 16 hours.

Step-by-step explanation:

Probability method in statistics helps to determine the percentage of an event in certain circumstances. In the given scenario the claim is made that battery lasts an average of 16 hours. This claim can be verified by the probability check though standard deviation from the observation.

3. Jim invests $3500, compounded annually at 12% for 3 years. What is the total
amount Jim will earn after 3 years?

A) 18,725.88
B)15,225.88
C) 19,157.48
D) 18,225.88

Answers

Answer:

None of the above, it should be $4760

Step-by-step explanation:

First, converting R percent to r a decimal

r = R/100 = 12%/100 = 0.12 per year,

then, solving our equation

I = 3500 × 0.12 × 3 = 1260

I = $ 1,260.00

The simple interest accumulated

on a principal of $ 3,500.00

at a rate of 12% per year

for 3 years is $ 1,260.00

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