Jerri's current satellite television service charges a flat rate of 35 dollars per month for the basic channels and an additional 10 dollars per month for each premium. channel. a competing satellite television serive charges a flat rate of 40 dollars per month for the basic channels and an additional 8 dollars per month for each premium channel. a) write an equation in slope intercept form that models the total monthly cost for each satellite service where p is the number of premium channels. b) if jerri wants to include 3 premium channels in her package, which service would be less, her currebt serice or the competing service?