15-3x+1,5x=21

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Solution for 15-3x+1,5x=21 equation: 



15-3x+1.5x=21

We move all terms to the left:

15-3x+1.5x-(21)=0

We add all the numbers together, and all the variables

-1.5x-6=0

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

-1.5x=6

x=6/-1.5

x=-4

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