Stephanie and her friend go to a restaurant for dinner. The bill includes the dinner charges of $76.22. The food bill comes up to $89 If each person orders dessert and the deserts cost the same amount, how much did each dessert cost? Please include the equation for example (49x+42,900>57,782)
As Well As the "x" variable.

You’re ordering more thread for blue jeans co. you usually purchase from ted’s threads, which sells 12 thread spools for $27. you recently received a notice from wade's wares that says you can buy thread from them for $2.30 each for the first 2 dozen and $2 a spool thereafter. you need to order 5 dozen spools. what percentage can you save by going with wade’s wares?