-3(4+4x)=-4(-7+5x)

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Solution for -3(4+4x)=-4(-7+5x) equation: 



-3(4+4x)=-4(-7+5x)

We move all terms to the left:

-3(4+4x)-(-4(-7+5x))=0

We add all the numbers together, and all the variables

-3(4x+4)-(-4(5x-7))=0

We multiply parentheses

-12x-(-4(5x-7))-12=0



We calculate terms in parentheses: -(-4(5x-7)), so:

-4(5x-7)

We multiply parentheses

-20x+28

Back to the equation:

-(-20x+28)



We get rid of parentheses

-12x+20x-28-12=0

We add all the numbers together, and all the variables

8x-40=0

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

8x=40

x=40/8

x=5

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