x+4+3x+11=7x-18

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Solution for x+4+3x+11=7x-18 equation: 



x+4+3x+11=7x-18

We move all terms to the left:

x+4+3x+11-(7x-18)=0

We add all the numbers together, and all the variables

4x-(7x-18)+15=0

We get rid of parentheses

4x-7x+18+15=0

We add all the numbers together, and all the variables

-3x+33=0

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

-3x=-33

x=-33/-3

x=+11

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