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18-6k=-7(2+2k)
We simplify the equation to the form, which is simple to understand
18-6k=-7(2+2k)
Reorder the terms in parentheses
18-6k=+(-14-14k)
Remove unnecessary parentheses
+18-6k=-14-14k
We move all terms containing k to the left and all other terms to the right.
-6k+14k=-14-18
We simplify left and right side of the equation.
+8k=-32
We divide both sides of the equation by 8 to get k.
k=-4
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