-7(8x-4)=-7x-21

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Solution for -7(8x-4)=-7x-21 equation: 



-7(8x-4)=-7x-21

We move all terms to the left:

-7(8x-4)-(-7x-21)=0

We multiply parentheses

-56x-(-7x-21)+28=0

We get rid of parentheses

-56x+7x+21+28=0

We add all the numbers together, and all the variables

-49x+49=0

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

-49x=-49

x=-49/-49

x=1

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