8
Answer: CSet 2: Linear Equations (Advanced)
Explanation
PROBLEM
Solve for x: 6x + 7 = 4x + 25
Solve for x: 6x + 7 = 4x + 25
A.
8
B.
10
C.✓ Correct
9
D.
18
Detailed Explanation
Choice C is the best answer. Solve step by step: x = 9
Why others are wrong:
A: 8 is incorrect because it does not satisfy the equation.
B: 10 is incorrect because it does not satisfy the equation.
D: 18 is incorrect because it does not satisfy the equation.