-10r+9r=-4r

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Solution for -10r+9r=-4r equation:


-10r+9r=-4r

We simplify the equation to the form, which is simple to understand 
-10r+9r=-4r

We move all terms containing r to the left and all other terms to the right. 
-10r+9r+4r=0

We simplify left and right side of the equation. 
+3r=0

We divide both sides of the equation by 3 to get r. 
r=0

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