Answer:
Family can have less than 5 cell phones
Step-by-step explanation:
Let
x-------> the number of cell phones
we know that
The inequality that represent this situation is

Solve for x
Subtract 40 both sides


Divide by 15 both sides


Answer:
48.53
Step-by-step explanation:
start inside the ( )'s and cube both 12 and 10 = 1000-1728 = -728/-15 = 48.53
-2+3=1 times 48.53