Carly is ordering calendars online. Each calendar costs $12, with a one-time shipping fee of $15. Which equation can be used to find the total cost, t, of ordering n calendars?

The answer is t=12n+15

Step-by-step explanation:

Step one:

Given data

Each calendar costs $12

Shipping fee = $15

let the number of calendars ordered be n

and let the total cost be t

Step two:

Required

The expression for the total cost t

t= 12n+15

the fist one is not equalvalent but i think th second one isand the third isnt definetly or the last one is i think. hope this !

step-by-step explanation:

rick would give her the best deal as he will charge $8.88 per hour