-15.5+(-3.6x)+1.8x=20.5

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Solution for -15.5+(-3.6x)+1.8x=20.5 equation:



-15.5+(-3.6x)+1.8x=20.5
We move all terms to the left:
-15.5+(-3.6x)+1.8x-(20.5)=0
We add all the numbers together, and all the variables
1.8x+(-3.6x)-36=0
We get rid of parentheses
1.8x-3.6x-36=0
We add all the numbers together, and all the variables
-1.8x-36=0
We move all terms containing x to the left, all other terms to the right
-1.8x=36
x=36/-1.8
x=-20

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