3x-7=-7(4x-8)+30

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Solution for 3x-7=-7(4x-8)+30 equation: 



3x-7=-7(4x-8)+30

We move all terms to the left:

3x-7-(-7(4x-8)+30)=0



We calculate terms in parentheses: -(-7(4x-8)+30), so:

-7(4x-8)+30

We multiply parentheses

-28x+56+30

We add all the numbers together, and all the variables

-28x+86

Back to the equation:

-(-28x+86)



We get rid of parentheses

3x+28x-86-7=0

We add all the numbers together, and all the variables

31x-93=0

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

31x=93

x=93/31

x=3

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