I'm really bad with word equations and this is due soon, can you help ?

Question

The phone company Splint has a monthly cellular plan where a customer pays a flat monthly fee and then a certain amount of money per minute used on the phone. If a customer uses 440 minutes, the monthly cost will be $196. If the customer uses 600 minutes, the monthly cost will be $260.

dollars.

A) Find an equation in the form y = mx + b , where x is the number of monthly minutes used and y is the total monthly of the Splint plan.

B) Use your equation to find the total monthly cost if 914 minutes are used.

Answer: If 914 minutes are used, the total cost will be

Answer / y =

Answer 1

196=440x+b

260=600x+b

160x=64

x=0.4

b= 260-600x0.4=260-240=20

Answer=0.4x914+20 =385.6

Hope that helps :)