9x+4=7-8x

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



9x+4=7-8x

We move all terms to the left:

9x+4-(7-8x)=0

We add all the numbers together, and all the variables

9x-(-8x+7)+4=0

We get rid of parentheses

9x+8x-7+4=0

We add all the numbers together, and all the variables

17x-3=0

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

17x=3

x=3/17

x=3/17

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