4

Set 5: Linear Equations (Advanced)

Explanation

Answer: A

If 5x - 2y = 13 and 3x + 2y = 11, what is the value of 4x?

What is the value of 4x?

A.

12

✓ Correct
B.

10

C.

8

D.

14

Detailed Explanation

Choice A is correct. Add the equations: 8 x = 24, so x = 3. Therefore 4 x = 12.

Key Steps:

The correct answer is 12

Why others are wrong:
B: Choice B is incorrect and may result from a calculation error.
C: Choice C is incorrect and may result from a calculation error.
D: Choice D is incorrect and may result from a calculation error.

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