asked 173k views
3 votes
Which ordered pair is in the solution set of 0.5x – 2y > 3?

A (-2,0.5)
B (2,1)
C (2,-1)
D (-2,-0.5)

asked
User Jithin B
by
8.7k points

2 Answers

6 votes

Answer:

C,

(2, -1)

Explanation:

answered
User Joudicek Jouda
by
8.6k points
4 votes

Answer:

See Below

Explanation:

The left side of the equation HAS TO BE GREATER THAN 3

So we take each ordered pair (x,y), plug it into the expression of left side of inequality and see which one is GREATER THAN 3. That's our answer.

A:

0.5x - 2y

0.5(-2) -2(0.5) = -2

NO

B:

0.5x - 2y

0.5(2) -2(1) = -1

NO

C:

0.5x -2y

0.5(2) -2(-1) = 3

NO

D:

0.5x -2y

0.5(-2) -2(-0.5) = 0

NO

None of them are solutions. C would have been a solution if the inequality had an "EQUAL SIGN" -- but it doesn't. Maybe the question is wrong, but if the question is right, then there is no correct answer.

answered
User Saeid Mirzaei
by
7.6k points

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