The answer is: -2 because as x increases by 1 y decreases by -2
$30/2=$15.
She charges $15 for one hour
Therefore, she must charge $75 for 5 hours
1.D
2.C
3.B
If you need to know the amount let me know.
Answer:
12 x 6 = 72, 72 divided by 2 ( x 1/2) = 36 yd^2
Formula of a triangle:
BH x 1/2
In this case 12 is your base and 6 is your height.
