9x-30=15-4x

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Solution for 9x-30=15-4x equation: 



9x-30=15-4x

We move all terms to the left:

9x-30-(15-4x)=0

We add all the numbers together, and all the variables

9x-(-4x+15)-30=0

We get rid of parentheses

9x+4x-15-30=0

We add all the numbers together, and all the variables

13x-45=0

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

13x=45

x=45/13

x=3+6/13

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