Answer:
Your balance will be 48
Step-by-step explanation:
If you have -12 add 60 that will equal 48
Answer:

The slope can be founded with this formula:

And replacing we got:

And the best answer for this case would be :

Step-by-step explanation:
For this case we have the following two points given:

The slope can be founded with this formula:

And replacing we got:

And the best answer for this case would be :

The T-shirt launcher can launch 315 shirts per hour.
(4.5,6) that is what i got.