r+9r-5+2r=-9

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Solution for r+9r-5+2r=-9 equation:


r+9r-5+2r=-9

We simplify the equation to the form, which is simple to understand 
r+9r-5+2r=-9

We move all terms containing r to the left and all other terms to the right. 
+1r+9r+2r=-9+5

We simplify left and right side of the equation. 
+12r=-4

We divide both sides of the equation by 12 to get r. 
r=-0.333333333333

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