Answer:
Step-by-step explanation:
let the national average be x
11/100 * x = 11x/100
25.47 - x = 11x/100
100(25.47-x) = 11x
2547 - 100x = 11x
2547 = 11x + 100x
2547 = 111x
x = 2547/111
x = 22.945945945946
22.95
H(x) would be (x - 3)(x + 10)
= x^2 + 7x - 30
Step-by-step explanation:
The answer is -2.2y-1.8
Answer:
4950
Step-by-step explanation:
you round down from the 50