Y=-5x+1
Slope intercept form is y=mx+b
m is slope and b is the y-intercept
Answer:
105
Step-by-step explanation:
35 quarters ($8.75)
21 dimes ($2.10)
49 nickels ($2.45)
77.5d + .14m
m = 425
.14 * 425 = 59.5
77.5d + 59.5 ≤ 230
77.5d ≤ 170.5
d ≤ 170.5/77.5
d ≤ 2.2
if they only take payment for whole days, he has 2 whole days
