If 4x − 2y = 10 and 2x + y = 5, then what is the value of x?
- 2.5
- 3.5
- 4.5
- None of these
Explanation
Given:
4x − 2y = 10 ...(1)
2x + y = 5 ...(2)
Multiply equation (2) by 2:
4x + 2y = 10 ...(3)
Add equations (1) and (3):
8x = 20
x = 20 ÷ 8
x = 2.5
Last verified on 09-10-2026
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