8r+19=2r-15-20

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Solution for 8r+19=2r-15-20 equation:



8r+19=2r-15-20
We move all terms to the left:
8r+19-(2r-15-20)=0
We add all the numbers together, and all the variables
8r-(2r-35)+19=0
We get rid of parentheses
8r-2r+35+19=0
We add all the numbers together, and all the variables
6r+54=0
We move all terms containing r to the left, all other terms to the right
6r=-54
r=-54/6
r=-9

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