Y = 1.25x + 30 <== ur function
for 3 hrs.....x = 3
y = 1.25(3) + 30
y = 3.75 + 30
y = 33.75 <=== for 3 hrs
Answer:

Step-by-step explanation:
Answer:
x=6
Step-by-step explanation:
8x-11=37
Add 11 to both sides
8x=48
Divide 8 from both sides
x=6
Answer:
y = x + 8
Step-by-step explanation: