Answer:
Step-by-step explanation:
85
Answer:
company b 10,080 dollars
Step-by-step explanation:
The fixed amount is the amount charged for 0 days' rental. The ordered pair (0, 80) tells you it is $80.
Step-by-step explanation:
4m =16
divide both sides by 4
m = 4
he has 4 model trains
19 + 52 = 81. 81 - 1 x 5 = 76.