20-3x=15.5

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Solution for 20-3x=15.5 equation:



20-3x=15.5
We move all terms to the left:
20-3x-(15.5)=0
We add all the numbers together, and all the variables
-3x+4.5=0
We move all terms containing x to the left, all other terms to the right
-3x=-4.5
x=-4.5/-3
x=1+1/2

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