-3(x-20)=87

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Solution for -3(x-20)=87 equation: 



-3(x-20)=87

We move all terms to the left:

-3(x-20)-(87)=0

We multiply parentheses

-3x+60-87=0

We add all the numbers together, and all the variables

-3x-27=0

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

-3x=27

x=27/-3

x=-9

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