1-7x - 7=15 please answer and show how you got answer please
1 answer:
Answer:
x=-3
Step-by-step 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
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