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1

Set 3: Linear Equations (Advanced)

Explanation

Answer: B

PROBLEM

Solve for x: 3(x + 2) = 54

Solve for x: 3(x + 2) = 54

A.

15

B.

16

✓ Correct
C.

18

D.

14

Detailed Explanation

Choice B is the best answer. Solve step by step: x = 16

Why others are wrong:
A: 15 is incorrect because it does not satisfy the equation.
C: 18 is incorrect because it does not satisfy the equation.
D: 14 is incorrect because it does not satisfy the equation.
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