Question 16 • Mathematics I
From 5x + y = 32, solve for y: y = 32 − 5x. Substitute into the first equation: 3x − 2(32 − 5x) = 14, which simplifies to 13x = 78, so x = 6. Then y = 32 − 5(6) = 2, giving the solution (6, 2), choice B.
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