5r+9r=-12+6r-1

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Solution for 5r+9r=-12+6r-1 equation: 



5r+9r=-12+6r-1

We move all terms to the left:

5r+9r-(-12+6r-1)=0

We add all the numbers together, and all the variables

5r+9r-(6r-13)=0

We add all the numbers together, and all the variables

14r-(6r-13)=0

We get rid of parentheses

14r-6r+13=0

We add all the numbers together, and all the variables

8r+13=0

We move all terms containing r to the left, all other terms to the right

8r=-13

r=-13/8

r=-1+5/8

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