Acell phone company charges $40 per month for unlimited calling, and $0.20 per text message sent. if t represents the number of text messages roxy sent last month, which expression represents the cost of her bill last month before any taxes or additional fees? 40 − 0.2t (40 + 0.2)t 40 + 0.2t (40 − 0.2)t

 Third option is correct.

Step-by-step explanation:

Let the number of text messages that Roxy sent last month be 't'.

Cost per month of a cell phone company for unlimited calling  = $40

Cost per text message sent = $0.20

So, According to question, the cost of her bill last month before any taxes or additional fees is given by

Hence, Third option is correct.

look at the picture.

y-intercept for the function on a picture is 4 → point (0, 4).

y-intercept for the function

is for x = 0. substitute:

y-intercept is 8 → point (0, 8).

step-by-step explanation: