-3(2+5x)=-81

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Solution for -3(2+5x)=-81 equation: 



-3(2+5x)=-81

We move all terms to the left:

-3(2+5x)-(-81)=0

We add all the numbers together, and all the variables

-3(5x+2)-(-81)=0

We add all the numbers together, and all the variables

-3(5x+2)+81=0

We multiply parentheses

-15x-6+81=0

We add all the numbers together, and all the variables

-15x+75=0

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

-15x=-75

x=-75/-15

x=+5

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