5. Which of the following systems of inequalities has a solution of (5,1)?
a. {x + y > 8 2x + y < 13
b. {x + y > 3 2x + y = 11
c. {y > 2x + 3 y > 6x - 2
d.{y < 3x - 4y > 7x +11

pasagot nmn po ng maayos plss
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