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

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



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

We move all terms to the left:

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

We multiply parentheses

-3x-(2x-1)-21=0

We get rid of parentheses

-3x-2x+1-21=0

We add all the numbers together, and all the variables

-5x-20=0

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

-5x=20

x=20/-5

x=-4

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