-r-8-4r-15=1+2r-3

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Solution for -r-8-4r-15=1+2r-3 equation:


-r-8-4r-15=1+2r-3

We simplify the equation to the form, which is simple to understand 
-r-8-4r-15=1+2r-3

We move all terms containing r to the left and all other terms to the right. 
-1r-4r-2r=+1-3+8+15

We simplify left and right side of the equation. 
-7r=+21

We divide both sides of the equation by -7 to get r. 
r=-3

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