-7x+3(2x+1)=15

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Solution for -7x+3(2x+1)=15 equation: 



-7x+3(2x+1)=15

We move all terms to the left:

-7x+3(2x+1)-(15)=0

We multiply parentheses

-7x+6x+3-15=0

We add all the numbers together, and all the variables

-1x-12=0

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

-x=12

x=12/-1

x=-12

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