Find the quotient: 0.21 ÷ 7 = explain how the strategy you use to solve this problem relates to a strategy you would use to solve a problem with only whole numbers.

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

Which of these equations, when solved, gives a different value of x than the other three? a9.1 = -0.2x + 10 b10 = 9.1 + 0.2x c10 – 0.2x = 9.1 d9.1 – 10 = 0.2x

For what value of (y) is 3^3/3^y =1/9