X-15=4a-3

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Solution for X-15=4a-3 equation: 



X-15=4X-3

We move all terms to the left:

X-15-(4X-3)=0

We get rid of parentheses

X-4X+3-15=0

We add all the numbers together, and all the variables

-3X-12=0

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

-3X=12

X=12/-3

X=-4

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