Solve for k
k=0
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4k-3=k-3
Combine 6k and -2k to get 4k.
4k-3-k=-3
Subtract k from both sides.
3k-3=-3
Combine 4k and -k to get 3k.
3k=-3+3
Add 3 to both sides.
3k=0
Add -3 and 3 to get 0.
k=0
Product of two numbers is equal to 0 if at least one of them is 0. Since 3 is not equal to 0, k must be equal to 0.
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