-3(7x+8)=-87

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Solution for -3(7x+8)=-87 equation: 



-3(7x+8)=-87

We move all terms to the left:

-3(7x+8)-(-87)=0

We add all the numbers together, and all the variables

-3(7x+8)+87=0

We multiply parentheses

-21x-24+87=0

We add all the numbers together, and all the variables

-21x+63=0

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

-21x=-63

x=-63/-21

x=+3

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