Question

Which ordered pair does not satisfy the system 2x + y > 0 and -2x - y > -8? (Points : 1)
(3, -2)
(2, 3)
(-1, 4)
(-1, -1)

Answer 1

...

Answer 2

I need to check this.

Answer 3

(-1, -1)

fails this: 2x + y > 0 because -2 + (-1) = -3 is not greater than 0

Answer 4

it's (-1,4)

Answer 5

to check:

2x+y>0 -- 2(-1)+4 >0 -- -2+4>0 -- 2>0 TRUE

-2x-y>-8 -- -2(-1)-4>-8 -- 2-4>-8 -- -2>-8 TRUE

Answer 6

pdomingo... are you in middle school or high school>?

Answer 7

I'm a freshman in highschool

Answer 8

oh okay...