45 hours.
80 - 70= 10, and 450/10 is 45.
to justify, you can do 70x45= 3,150, and 80x45= (3,600 - 3,150= 450)
Answer:
58 units
Step-by-step explanation:



Answer:
yes
Step-by-step explanation:
The slope of the equation is 1/2
Answer:
lines that will never touch
Step-by-step explanation:
these are lines that you could keep drawing and they will never cross or touch