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23-k=-3(5k-3)
We simplify the equation to the form, which is simple to understand
23-k=-3(5k-3)
Reorder the terms in parentheses
23-k=+(-15k+9)
Remove unnecessary parentheses
+23-k=-15k+9
We move all terms containing k to the left and all other terms to the right.
-1k+15k=+9-23
We simplify left and right side of the equation.
+14k=-14
We divide both sides of the equation by 14 to get k.
k=-1
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