Answer:
They can buy 24 helmets.
Step-by-step explanation:
1 helmet = $15
$369 divided by $15 --> 24.6 --> 24 helmets
..........................
7/10n + 14 = 49
7/10n = 35
n = 35 x 10/7
n = 50
D 11 1/4
Step-by-step explanation:
3/4 + 1 1/2 is 2 1/4
2 1/4 x 5 is 11 1/4
Y = mx + c therefore
m = 1
c = -2
