15=(x)(1.25)

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Solution for 15=(x)(1.25) equation:



15=(x)(1.25)
We move all terms to the left:
15-((x)(1.25))=0
We calculate terms in parentheses: -(x(1.25)), so:
x(1.25)
We multiply parentheses
1.25x
Back to the equation:
-(1.25x)
We add all the numbers together, and all the variables
-(+1.25x)+15=0
We get rid of parentheses
-1.25x+15=0
We move all terms containing x to the left, all other terms to the right
-1.25x=-15
x=-15/-1.25
x=+12

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