3(-7x-8)=3(7-8x)

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



3(-7x-8)=3(7-8x)

We move all terms to the left:

3(-7x-8)-(3(7-8x))=0

We add all the numbers together, and all the variables

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

We multiply parentheses

-21x-(3(-8x+7))-24=0



We calculate terms in parentheses: -(3(-8x+7)), so:

3(-8x+7)

We multiply parentheses

-24x+21

Back to the equation:

-(-24x+21)



We get rid of parentheses

-21x+24x-21-24=0

We add all the numbers together, and all the variables

3x-45=0

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

3x=45

x=45/3

x=15

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