-16=r-18

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Solution for -16=r-18 equation:



-16=r-18
We move all terms to the left:
-16-(r-18)=0
We get rid of parentheses
-r+18-16=0
We add all the numbers together, and all the variables
-1r+2=0
We move all terms containing r to the left, all other terms to the right
-r=-2
r=-2/-1
r=+2

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