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6 November, 03:51

Which of the following describes the correct process for solving the equation 3x + 6 = 21 and arrives at the correct solution?

A. Divide both sides by 6 and then add 3. The solution is x = 5.

B. Add 6 to both sides of the equation and then divide by 3. The solution is x = 9.

C. Subtract 6 from both sides of the equation and then divide by 3. The solution is x = 8.

D. Subtract 6 from both sides of the equation and then divide by 3. The solution is x = 5.

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Answers (1)
  1. 6 November, 06:47
    0
    I think the answer is D.
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