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morpeh [17]
3 years ago
15

What is the answer to 7b-7-8b= -15

Mathematics
2 answers:
ozzi3 years ago
8 0

Answer:

b=8

Step-by-step explanation:

7b-7-8b=-15

Combine like terms

-b-7=-15

Add 7 on both sides

-b=-15+7

-b=-8

Divide by -1

b = 8

jenyasd209 [6]3 years ago
8 0

Answer: b = 8

Step-by-step explanation:

<u>Given</u>

7b - 7 - 8b = -15

<u>Combine like terms</u>

-b - 7 = -15

<u>Add 7 on both sides</u>

-b - 7 + 7 = -15 + 7

-b = -8

<u>Divide -1 on both sides</u>

-b / -1 = -8 / -1

b = 8

Hope this helps!! :)

Please let me know if you have any questions

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