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Which of the following points are not solutions of 2y-5x>6? I. (-3,4) II. (5, -5/3) III. (3/4, 5) IV. (2.6, 5)
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Which of the following points are not solutions of 2y-5x>6?

I. (-3,4) II. (5, -5/3) III. (3/4, 5) IV. (2.6, 5)

User Zahira
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1 Answer

3 votes
2(-5/3) - 5(5) > 6
-10/3 - 25 > 6
-10/3 - 75/3 > 6
-85/3 > 6
- 28 1/3 > 6....false.....so (5,-5/3) is not a solution

2(5) - 5(2.6) > 6
10 - 13 > 6
-3 > 6......false...so (2.6,5) is not a solution

the other 2 are solutions
User Mhartl
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