Question

5. Which is the best first step to solve 5x+12x = 40 by completing the square?A. Subtract 40 from both sides.B. Divide all terms by 12.C. Divide all terms by 5D. Divide 12 by 2

Answer 1

Its is (B.) Also the answer is

x= 40/17

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Explanation:

5x+12x=40

Combine 5x and 12x to get 17x.

17x=40

Divide both sides by 17.

x=

17

40

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