70=k+8(-5k-1)

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Solution for 70=k+8(-5k-1) equation:


70=k+8(-5k-1)

We simplify the equation to the form, which is simple to understand 
70=k+8(-5k-1)

Reorder the terms in parentheses
70=k+(-40k-8)

Remove unnecessary parentheses
+70=+k-40k-8

We move all terms containing k to the left and all other terms to the right. 
-1k+40k=-8-70

We simplify left and right side of the equation. 
+39k=-78

We divide both sides of the equation by 39 to get k. 
k=-2

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