-20.5=6x-3.5x

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Solution for -20.5=6x-3.5x equation:



-20.5=6x-3.5x
We move all terms to the left:
-20.5-(6x-3.5x)=0
We add all the numbers together, and all the variables
-(+2.5x)-20.5=0
We get rid of parentheses
-2.5x-20.5=0
We move all terms containing x to the left, all other terms to the right
-2.5x=20.5
x=20.5/-2.5
x=-8+0.5/2.5

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