-6(R-12)-9=-3(-12+3R)+6R

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Solution for -6(R-12)-9=-3(-12+3R)+6R equation:


-6(r-12)-9=-3(-12+3r)+6r

We simplify the equation to the form, which is simple to understand 
-6(r-12)-9=-3(-12+3r)+6r

Reorder the terms in parentheses
+(-6r+72)-9=-3*(-12+3r)+6r

Remove unnecessary parentheses
-6r+72-9=-3+*(-12+3r+)+6r

Reorder the terms in parentheses
-6r+72-9=+(+36-9r)+6r

Remove unnecessary parentheses
-6r+72-9=+36-9r+6r

We move all terms containing r to the left and all other terms to the right. 
-6r+9r-6r=+36-72+9

We simplify left and right side of the equation. 
-3r=-27

We divide both sides of the equation by -3 to get r. 
r=9

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