-140=4(7+7x)

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Solution for -140=4(7+7x) equation: 



-140=4(7+7x)

We move all terms to the left:

-140-(4(7+7x))=0

We add all the numbers together, and all the variables

-(4(7x+7))-140=0



We calculate terms in parentheses: -(4(7x+7)), so:

4(7x+7)

We multiply parentheses

28x+28

Back to the equation:

-(28x+28)



We get rid of parentheses

-28x-28-140=0

We add all the numbers together, and all the variables

-28x-168=0

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

-28x=168

x=168/-28

x=-6

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