20-2.5x=12.5

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Solution for 20-2.5x=12.5 equation: 



20-2.5x=12.5

We move all terms to the left:

20-2.5x-(12.5)=0

We add all the numbers together, and all the variables

-2.5x+7.5=0

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

-2.5x=-7.5

x=-7.5/-2.5

x=+3

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