Algebramedium · Past Paper
If x/y = 2/3 and x + y = 10, find x.
A4
B6
C5
D2
✓ Correct Answer: A — 4
x = 2k, y = 3k. 2k + 3k = 10 -> 5k = 10 -> k = 2. x = 2(2) = 4.
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✓ Correct Answer: A — 4
x = 2k, y = 3k. 2k + 3k = 10 -> 5k = 10 -> k = 2. x = 2(2) = 4.
Share this question