9x-4=8x+3x=7

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Solution for 9x-4=8x+3x=7 equation: 



9x-4=8x+3x=7

We move all terms to the left:

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

We add all the numbers together, and all the variables

9x-(+11x)-4=0

We get rid of parentheses

9x-11x-4=0

We add all the numbers together, and all the variables

-2x-4=0

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

-2x=4

x=4/-2

x=-2

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