For On call = 10/3.5 = $2.85 for per hour
For talk time 1.25/1/2= $2.5 for per hour
Step-by-step explanation:


Given the information above, we can simply set up an equation so we can find the value of x.

Subtract 42 on both sides.

Divide 14 on both sides.

So, the value of x is equal to -1/2 when f(x) is 35.
372819388338822814738288919147477483822 okay i guess
The answer is X=23 and y=9