A cell 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 wich expression represents the cost of her bull last month before any taxes or additional fees

Total cost = 40 + 0.2t

Step-by-step explanation:

Given:

Fixed cost for call = $40

Each message cost = $0.20

Number of message = t

Find:

Equation of total cost

Computation:

Equation of total cost

Total cost = Fixed cost for call + (Each message cost)(Number of message)

Total cost = 40 + 0.2t

30 units^2

step-by-step explanation:

area is l × w

the length is 3

and the width is 10

3 × 10= 30 units squared

you probably already have the answer but anyways it's b. 15.0

step-by-step explanation: