1
Answer: BSet 1: Linear Equations (Advanced)
Explanation
PROBLEM
Solve for x: 3(x + 0) = 42
Solve for x: 3(x + 0) = 42
A.
28
B.✓ Correct
14
C.
12
D.
16
Detailed Explanation
Choice B is the best answer. Solve step by step: x = 14
Why others are wrong:
A: 28 is incorrect because it does not satisfy the equation.
C: 12 is incorrect because it does not satisfy the equation.
D: 16 is incorrect because it does not satisfy the equation.