7(3-x)=3(2-2x)

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Solution for 7(3-x)=3(2-2x) equation: 



7(3-x)=3(2-2x)

We move all terms to the left:

7(3-x)-(3(2-2x))=0

We add all the numbers together, and all the variables

7(-1x+3)-(3(-2x+2))=0

We multiply parentheses

-7x-(3(-2x+2))+21=0



We calculate terms in parentheses: -(3(-2x+2)), so:

3(-2x+2)

We multiply parentheses

-6x+6

Back to the equation:

-(-6x+6)



We get rid of parentheses

-7x+6x-6+21=0

We add all the numbers together, and all the variables

-1x+15=0

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

-x=-15

x=-15/-1

x=+15

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