15x+8=128-3x

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Solution for 15x+8=128-3x equation: 



15x+8=128-3x

We move all terms to the left:

15x+8-(128-3x)=0

We add all the numbers together, and all the variables

15x-(-3x+128)+8=0

We get rid of parentheses

15x+3x-128+8=0

We add all the numbers together, and all the variables

18x-120=0

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

18x=120

x=120/18

x=6+2/3

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