If 5x − 7 = 3x + 5, then x =
A6
B5
C4
D3
Answer & Solution
Correct answer: A. 6
1. Move x terms left, constants right: 5x − 3x = 5 + 7.
2. 2x = 12 → x = 6.
3. Verify: 5(6)−7 = 23; 3(6)+5 = 23 ✓.
_Source: KMAT Karnataka 2022 PYQ Q.77_
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