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1 vote
1-7x - 7=15 please answer and show how you got answer please ​

User Aforankur
by
5.8k points

1 Answer

5 votes

Answer:

x=-3

Explanation:

1-7x-7=15

We move all terms to the left:

1-7x-7-(15)=0

We add all the numbers together, and all the variables

-7x-21=0

We move all terms containing x to the left, all other terms to the right

-7x=21

x=21/-7

x=-3

User Jabran Saeed
by
6.1k points