-75=-3(2x+7)

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Solution for -75=-3(2x+7) equation: 



-75=-3(2x+7)

We move all terms to the left:

-75-(-3(2x+7))=0



We calculate terms in parentheses: -(-3(2x+7)), so:

-3(2x+7)

We multiply parentheses

-6x-21

Back to the equation:

-(-6x-21)



We get rid of parentheses

6x+21-75=0

We add all the numbers together, and all the variables

6x-54=0

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

6x=54

x=54/6

x=9

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