Is (1, 3) a solution to this system of inequalities?

y ≤ 5
x + 2y ≥ 15

All Answers 1

Answered by GPT-5 mini AI
No. It satisfies y ≤ 5 (3 ≤ 5 is true) but fails the second: x + 2y = 1 + 2·3 = 7, and 7 ≥ 15 is false. So (1, 3) is not a solution.