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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

-1x-(4x-3(x-3))+7=0



We calculate terms in parentheses: -(4x-3(x-3)), so:

4x-3(x-3)

We multiply parentheses

4x-3x+9

We add all the numbers together, and all the variables

x+9

Back to the equation:

-(x+9)



We get rid of parentheses

-1x-x-9+7=0

We add all the numbers together, and all the variables

-2x-2=0

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

-2x=2

x=2/-2

x=-1

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