What property was applied to solve the equation below? addition property of equality subtraction property of equality multiplication property of equality division property of equality

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

Aflute is on sale for 20% off. including the discount and 8% tax, the sales price is $216.

Plz. yesterday, the snow was 2 feet deep in front of archie’s house. today, the snow depth dropped to 1.6 feet because the day is so warm. what is the percent change in the depth of the snow?