3 years ago

How do you solve 10b-(-b)-9b-7a+10a+5

Mathematics

1 answer:

Mekhanik [1.2K]3 years ago

6 0

Answer: 2b-21a

Step-by-step explanation:

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Simply the expression.

irina1246 [14]

The answer is ctually 44
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2 years ago

Find the number that makes the ration equivalent to 77:99

Leno4ka [110]

Each are divisible by 11 so the ratio equivalent would be 7:9

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2 years ago

Which expressions are equivalent to 12x - 6?

iren2701 [21]

<h3>Answer</h3>

B and E

<h3>Explanation</h3>

A) It's wrong because

$- 6 \times (2x - 1) = - 12x + 6$

B) It's right because

$6 \times (2x - 1) = 12x - 6$

C) It's wrong because

$6x \times (2 - 1) = 6x \times 1 = 6x$

D) It's wrong because

$- 6x \times (2x - 1) = - 12 {x}^{2} + 6$

E) It's right because

$- 6 \times ( - 2x + 1) = 12x - 6$

F) It's wrong because

$6 \times ( - 2x + 1) = - 12x + 6$

8 0

3 years ago

I REALLY NEED HELP!!!!!!!

Reil [10]

Do you think the answer is C.147?

3 0

2 years ago

Hi I do not need the help but can I have it so here it is “There are 12 girls and 18 boys in a class. What is the largest number

PolarNik [594]

12 groups in a 1:1 ratio of boys:girls. there are only 12 girls so one in each group + 1 boy per group gives you 12 groups. with a remainder of 6 boys

8 0

1 year ago

Read 2 more answers