5r-1=7(r-1)

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Solution for 5r-1=7(r-1) equation:


5r-1=7(r-1)

We simplify the equation to the form, which is simple to understand 
5r-1=7(r-1)

Reorder the terms in parentheses
5r-1=+(+7r-7)

Remove unnecessary parentheses
+5r-1=+7r-7

We move all terms containing r to the left and all other terms to the right. 
+5r-7r=-7+1

We simplify left and right side of the equation. 
-2r=-6

We divide both sides of the equation by -2 to get r. 
r=3

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