11. A cable company charges $24.95 a month for basic service and $6.94 a month for each additional channel. If the Kelly's monthly bill is $45.80, how many premium channels are they receiving? 24.95+6.94x=45.80 x=3 12. You would like to order tulips for your garden. Through a catalog, you can purchase them for $0.75 each, plus a $3.00 shipping fee. If your budget is $15, how many bulbs can you order?