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2

Set 2: Systems Of Equations (Intermediate)

Explanation

Answer: B

PROBLEM

Solve: 2x + y = 11, 2x + 2y = 14. Find y.

Solve: 2x + y = 11, 2x + 2y = 14. Find y.

A.

1

B.

3

✓ Correct
C.

2

D.

4

Detailed Explanation

Choice B is the best answer. Using elimination or substitution: y = 3

Why others are wrong:
A: 1 is incorrect because it does not satisfy the equation.
C: 2 is incorrect because it does not satisfy the equation.
D: 4 is incorrect because it does not satisfy the equation.
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