Answer:
C. 72
Step-by-step explanation:
-3 x -2 = 6
6 x 3 = 18
18 x 4 = 72
It is 450 liters in 2 days
Answer:
The cost of an oil change for 1 truck was $42
Step-by-step explanation:
Let
x -----> the cost of an oil change for 1 truck
y -----> the cost of gas for 1 truck
z ----> the total bill
we know that
we have
substitute and solve for x
Answer:
774.4
Step-by-step explanation: