Arepairman purchased several furnace-blower motors for a total cost of $280 of his cost per motor has been $5 less, he could have purchased 1 additional motor. how many motors did he buy at the regular date?

Country carpets charges $22 per square yard for carpeting, and an additional installation fee of $100. city carpets charges $25 per square yard for the same carpeting, and an additional installation fee of $70

Brent wants to know what is 5 x 1/2

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?