3(1-x)=-7(x-5)

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Solution for 3(1-x)=-7(x-5) equation: 



3(1-x)=-7(x-5)

We move all terms to the left:

3(1-x)-(-7(x-5))=0

We add all the numbers together, and all the variables

3(-1x+1)-(-7(x-5))=0

We multiply parentheses

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



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

-7(x-5)

We multiply parentheses

-7x+35

Back to the equation:

-(-7x+35)



We get rid of parentheses

-3x+7x-35+3=0

We add all the numbers together, and all the variables

4x-32=0

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

4x=32

x=32/4

x=8

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