15=8x+(-3x)

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Solution for 15=8x+(-3x) equation:



15=8x+(-3x)
We move all terms to the left:
15-(8x+(-3x))=0
We calculate terms in parentheses: -(8x+(-3x)), so:
8x+(-3x)
We get rid of parentheses
8x-3x
We add all the numbers together, and all the variables
5x
Back to the equation:
-(5x)
We move all terms containing x to the left, all other terms to the right
-5x=-15
x=-15/-5
x=+3

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