7-6a=6-7a solve this problem step by step

Answers

Answer 1
Answer: 7-6a=6-7a

+7a on both sides gives you

7-X= 6

Subtract 7 from both sides

-X= -1

Add the negative sign in front of the x to the -1

X= --1
This will end up to be

x= 1

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6-(-3p+1) simplfy plz?

Mrs. ciampa had 27 students In her class last year and this year she had 30 students in her math class. What is the percent of change?

Answers

The percent of change in the class of Mrs. Ciampa who has 27 students In her class last year and 30 students this year in her math class is 11.11%.

What is percentage increase ?

Percentage increase is the amount added to the initial value in the percentage part.

Mrs. Ciampa had 27 students In her class last year. This year she had 30 students in her math class.

Thus, the percentage change or increase of the student in her class is,

p=(30-27)/(27)*100\np=11.11\%

The percent of change in the class of Mrs. Ciampa who has 27 students In her class last year and 30 students this year in her math class is 11.11%.

Learn more about the percentage increase here;

brainly.com/question/2085058

Answer:

10%

Step-by-step explanation:

3 more students this year

3/30 reduced= 1/10 or 10%

15 POINTS and Will mark BRAINLIEST!!! PLease heLP Write the expression as a simplified rational expression. 5 / 1/6 + 1 / x+1
Show work!

Answers

simplify the denominator

1/6 + 1 /x+1

common denominator

6(x+1)

1/6 *(x+1)/(x+1) = (x+1)/6(x+1)

1/(x+1) * 6/6 = 6/(6(x+1))

(x+1)/6(x+1) + 6/(6(x+1))=  (6+ (x+1))/(6(x+1))  = (7+x)/(6*(x+1))

then

5/ (7+x)/(6*(x+1))

copy dot flip

5 * (6*(x+1))/(7+x) =30 * (x+1)/(7+x)

Answer : 30 * (x+1)/ (x+7)

Alexander found the means-to-MAD ratio of two data sets to be 3.4.What can he conclude about the distributions?

A.
They are similar.

B.
They are somewhat similar.

C.
They are different.

D.
They are identical.

Answers

Answer:

C.

They are different.

Step-by-step explanation:

Given that Alexander found the means-to-MAD ratio of two data sets to be 3.4.

Data set I has mean / mean absolute deviation as 3.4 times the data set II.

That is why the ratio = 3.4

This implies that the two data sets have different variations, and as a result different entries

They cannot be identical because ratio is not 1.

They cannot be similar as mad is higher for I data set

The only conclusion is option

C) they are different

The answer I believe would be C.

Find the unit rate and use it to write an equation relating the two quantities f-$150 for 50 T-shirts
-$62 to rent 14 video games
-18 tablespoons of sugar in 3 glasses of Coca Cola.

Plz help !!!!! I'm desperate! My teachers won't help and I'm failing math! Plz help?

Answers

To find the unit rate for the T-shirts: you divide the $150 by the number of T-shirts. 150/50 = 3 50/50 = 1 Therefore, one T-shirt = $3 Do the same with the rest: $3/shirt $4.43/video game 6 tablespoons of sugar/glass of cocoa cola Hope that helps! P.S. I don't know what you mean when you say to write an equation but hopefully you can still figure it out!

What is greater than 100 inches or 3 yards and one of the

Answers

To compare units either of them have to change to be the same unit

either change inches to yards, or yards to inches.

1 yard is 36 inches, so
3 yards = 3 × 36 = 108 in

100 in < 108 in

3 yards is greater.


3 yards = greaterrrr

When solving the equation x2-8x-7=0 by completing the square

Answers

x^(2) -8x=7 \n x^(2) -8x+(-4)^(2) = 7 + (-4)^(2) \n x^(2) -8x+16 = 7 + 16 \n (x-4)^(2) =23 \n x-4= √(23) \n x-4= \pm 4.8 \n x= \pm 4.8+4
x = 4.8 + 4 or -4.8 + 4
x = 8.8 or -0.8