-3(x+7)=4(x-12)-10x

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Solution for -3(x+7)=4(x-12)-10x equation: 



-3(x+7)=4(x-12)-10x

We move all terms to the left:

-3(x+7)-(4(x-12)-10x)=0

We multiply parentheses

-3x-(4(x-12)-10x)-21=0



We calculate terms in parentheses: -(4(x-12)-10x), so:

4(x-12)-10x

We add all the numbers together, and all the variables

-10x+4(x-12)

We multiply parentheses

-10x+4x-48

We add all the numbers together, and all the variables

-6x-48

Back to the equation:

-(-6x-48)



We get rid of parentheses

-3x+6x+48-21=0

We add all the numbers together, and all the variables

3x+27=0

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

3x=-27

x=-27/3

x=-9

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