-r+3r=-4

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Solution for -r+3r=-4 equation:


-r+3r=-4

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

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

We simplify left and right side of the equation. 
+2r=-4

We divide both sides of the equation by 2 to get r. 
r=-2

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