18=2(x+1)+2(-7+4x)

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Solution for 18=2(x+1)+2(-7+4x) equation: 



18=2(x+1)+2(-7+4x)

We move all terms to the left:

18-(2(x+1)+2(-7+4x))=0

We add all the numbers together, and all the variables

-(2(x+1)+2(4x-7))+18=0



We calculate terms in parentheses: -(2(x+1)+2(4x-7)), so:

2(x+1)+2(4x-7)

We multiply parentheses

2x+8x+2-14

We add all the numbers together, and all the variables

10x-12

Back to the equation:

-(10x-12)



We get rid of parentheses

-10x+12+18=0

We add all the numbers together, and all the variables

-10x+30=0

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

-10x=-30

x=-30/-10

x=+3

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