4x-3=9+8x

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



4x-3=9+8x

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

4x-8x-9-3=0

We add all the numbers together, and all the variables

-4x-12=0

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

-4x=12

x=12/-4

x=-3

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