7x-8-3x=2(x-9)

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Solution for 7x-8-3x=2(x-9) equation: 



7x-8-3x=2(x-9)

We move all terms to the left:

7x-8-3x-(2(x-9))=0

We add all the numbers together, and all the variables

4x-(2(x-9))-8=0



We calculate terms in parentheses: -(2(x-9)), so:

2(x-9)

We multiply parentheses

2x-18

Back to the equation:

-(2x-18)



We get rid of parentheses

4x-2x+18-8=0

We add all the numbers together, and all the variables

2x+10=0

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

2x=-10

x=-10/2

x=-5

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