2-8(r-5)=90

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Solution for 2-8(r-5)=90 equation:


2-8(r-5)=90

We simplify the equation to the form, which is simple to understand 
2-8(r-5)=90

Reorder the terms in parentheses
2+(-8r+40)=90

Remove unnecessary parentheses
+2-8r+40=+90

We move all terms containing r to the left and all other terms to the right. 
-8r=+90-2-40

We simplify left and right side of the equation. 
-8r=+48

We divide both sides of the equation by -8 to get r. 
r=-6

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