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-12.48-18.43+7.6r=-5.56+9.1r
We move all terms to the left:
-12.48-18.43+7.6r-(-5.56+9.1r)=0
We add all the numbers together, and all the variables
7.6r-(9.1r-5.56)-12.48-18.43=0
We add all the numbers together, and all the variables
7.6r-(9.1r-5.56)-30.91=0
We get rid of parentheses
7.6r-9.1r+5.56-30.91=0
We add all the numbers together, and all the variables
-1.5r-25.35=0
We move all terms containing r to the left, all other terms to the right
-1.5r=25.35
r=25.35/-1.5
r=-16+1/1.1111111111111
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