Answer:
Step-by-step explanation:

Multiply
by 80 and you will get how many boys play video games daily.

44 is the number of boys who play video games daily.
Answer:
32.5
Step-by-step explanation:
7h+1.50d
step 2: plug in the hours he worked and the amount of deliveries made.
(7x4)+(1.50x3)=32.5
Answer:
All Real Numbers
Step-by-step explanation:
Any value of <em>c</em> makes the equation true.
Interval Notation