4
Answer: DSet 3: Linear Equations (Advanced)
Explanation
PROBLEM
Solve for x: 2x - 1 = 1x + 15
Solve for x: 2x - 1 = 1x + 15
A.
15
B.
32
C.
14
D.✓ Correct
16
Detailed Explanation
Choice D 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.
B: 32 is incorrect because it does not satisfy the equation.
C: 14 is incorrect because it does not satisfy the equation.