We can plug the given point in each equation and check if it satisfies it
1.
5x - 2y + 1 > 0
5(-2)-2(-1)+1>0
-10+2+1>0
-7>0 (false)
2.
-5x + 2y + 1 > 0
-5(-2) + 2(-1) + 1 > 0
10-2+1>0
9>0
so -5x + 2y + 1 > 0 satisfies the given point (-2,-1)
Answer:
B
Step-by-step explanation:
Find out how much time she took for babysitting. She took 3.5 hours.
11 - 7.5 = 3.5
Now divide 3.5 from 15.75. You get 4.5.
That means she earned $4.5 per hour
Answer:
8 and 48
Step-by-step explanation:
Here is how to find it mathematically
x = one number 6x = other number ( because 3x is 1/2 of x)
(x + 6x) /2 = 28
7x = 56
x = 8 then 6x = 48
Answer:
eerwrrwrerwrwrw
Step-by-step explanation:
Answer:
A. yes she is going to have $157
Step-by-step explanation:
346-189=$157