-7(3+2x)=-21

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Solution for -7(3+2x)=-21 equation: 



-7(3+2x)=-21

We move all terms to the left:

-7(3+2x)-(-21)=0

We add all the numbers together, and all the variables

-7(2x+3)-(-21)=0

We add all the numbers together, and all the variables

-7(2x+3)+21=0

We multiply parentheses

-14x-21+21=0

We add all the numbers together, and all the variables

-14x=0

x=0/-14

x=0

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