9+4x+3=8x-x-18

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Solution for 9+4x+3=8x-x-18 equation: 



9+4x+3=8x-x-18

We move all terms to the left:

9+4x+3-(8x-x-18)=0

We add all the numbers together, and all the variables

4x-(7x-18)+9+3=0

We add all the numbers together, and all the variables

4x-(7x-18)+12=0

We get rid of parentheses

4x-7x+18+12=0

We add all the numbers together, and all the variables

-3x+30=0

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

-3x=-30

x=-30/-3

x=+10

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