4x+15=8x-15

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Solution for 4x+15=8x-15 equation: 



4x+15=8x-15

We move all terms to the left:

4x+15-(8x-15)=0

We get rid of parentheses

4x-8x+15+15=0

We add all the numbers together, and all the variables

-4x+30=0

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

-4x=-30

x=-30/-4

x=7+1/2

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