What is the solution to the linear equation?6k + 10.5 = 3k + 12

Subtract 3k from both sides and subtract 10.5 from both sides: 6k − 3k = 12 − 10.5, so 3k = 1.5. Divide both sides by 3 to get k = 0.5. The correct choice is A, k = 0.5.

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