21.5x+2x=90

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Solution for 21.5x+2x=90 equation: 



21.5x+2x=90

We move all terms to the left:

21.5x+2x-(90)=0

We add all the numbers together, and all the variables

23.5x-90=0

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

23.5x=90

x=90/23.5

x=3+13/15.6666666667

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