125=15-5(3+x)

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Solution for 125=15-5(3+x) equation:



125=15-5(3+x)
We move all terms to the left:
125-(15-5(3+x))=0
We add all the numbers together, and all the variables
-(15-5(x+3))+125=0
We calculate terms in parentheses: -(15-5(x+3)), so:
15-5(x+3)
determiningTheFunctionDomain -5(x+3)+15
We multiply parentheses
-5x-15+15
We add all the numbers together, and all the variables
-5x
Back to the equation:
-(-5x)
We get rid of parentheses
5x+125=0
We move all terms containing x to the left, all other terms to the right
5x=-125
x=-125/5
x=-25

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