Tony started a blanket business. he purchased a sewing machine and some fabric to get started, and then sold each blanket for the same price. the expression −450+12x represents the profit that tony has earned based on the number of blankets sold. which expression represents the total amount tony earns from selling blankets? 12x 12 −450+12x x

she played for 18.75 hours.

step-by-step explanation:

if she played 2/4 of a hour on tuesday. and there is 60 minutes in an hour and 60 divided by 4 is 7.5. and she played 2/4 of an hour on thursday then again 60 divided by 4 is 7.5, you add 7.5+7.5=56.25. now you have to do 1/4 of an hour, it equals 3.75. now you have to add them all up. 3.75+7.5+7.5=18.75

i hope this and i hope you get it right. it took me a while to get this done for you. : )