-310=5(2+8r)

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Solution for -310=5(2+8r) equation:


-310=5(2+8r)

We simplify the equation to the form, which is simple to understand 
-310=5(2+8r)

Reorder the terms in parentheses
-310=+(+10+40r)

Remove unnecessary parentheses
-310=+10+40r

We move all terms containing r to the left and all other terms to the right. 
-40r=+10+310

We simplify left and right side of the equation. 
-40r=+320

We divide both sides of the equation by -040 to get r. 
r=-8

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