-75=-3(-3r+4)

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Solution for -75=-3(-3r+4) equation:


-75=-3(-3r+4)

We simplify the equation to the form, which is simple to understand 
-75=-3(-3r+4)

Reorder the terms in parentheses
-75=+(+9r-12)

Remove unnecessary parentheses
-75=+9r-12

We move all terms containing r to the left and all other terms to the right. 
-9r=-12+75

We simplify left and right side of the equation. 
-9r=+63

We divide both sides of the equation by -09 to get r. 
r=-7

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