7r+2(r+5)=9r+10

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Solution for 7r+2(r+5)=9r+10 equation: 



7r+2(r+5)=9r+10

We move all terms to the left:

7r+2(r+5)-(9r+10)=0

We multiply parentheses

7r+2r-(9r+10)+10=0

We get rid of parentheses

7r+2r-9r-10+10=0

We add all the numbers together, and all the variables

=0

r=0/1

r=0

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