ATT has an internet promo. To start their service, you will need to pay a $10 equipment fee per month, and then it is $55 a month for access to the internet. Write an Explicit rule that models this situation.

1. during first 10 seconds 2. between 10 seconds and 35 seconds 3. during 35 seconds to 40 seconds

The length of a rectangle is x times the square root of 100. the width is one-half y more than three-halves x. given that the area of the rectangle is 125 cm2, which equation could represent the rectangle in terms of x and y? a) 5xy − 15x = 125 b) 5xy + 15x = 125 c) 15x2 − 5xy = 125 d) 15x2 + 5xy = 125

Me. i can't figure out this question. give an explanation too. .