9
Answer: CSet 5: Systems Of Equations (Beginner)
Explanation
PROBLEM
Solve: 2x + 4y = 32, 2x + 5y = 37. Find y.
Solve: 2x + 4y = 32, 2x + 5y = 37. Find y.
A.
7
B.
3
C.✓ Correct
5
D.
4
Detailed Explanation
Choice C is the best answer. Using elimination or substitution: y = 5
Why others are wrong:
A: 7 is incorrect because it does not satisfy the equation.
B: 3 is incorrect because it does not satisfy the equation.
D: 4 is incorrect because it does not satisfy the equation.