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3

Set 2: Systems Of Equations (Advanced)

Explanation

Answer: B

PROBLEM

Solve: x + 5y = 32, 3x + 2y = 31. Find y.

Solve: x + 5y = 32, 3x + 2y = 31. Find y.

A.

7

B.

5

✓ Correct
C.

6

D.

3

Detailed Explanation

Choice B 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.
C: 6 is incorrect because it does not satisfy the equation.
D: 3 is incorrect because it does not satisfy the equation.
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