10+10=r*10

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Solution for 10+10=r*10 equation:



10+10=r*10
We move all terms to the left:
10+10-(r*10)=0
We add all the numbers together, and all the variables
-(+r*10)+10+10=0
We add all the numbers together, and all the variables
-(+r*10)+20=0
We get rid of parentheses
-r*10+20=0
Wy multiply elements
-10r+20=0
We move all terms containing r to the left, all other terms to the right
-10r=-20
r=-20/-10
r=+2

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