Jackie is trying to save money to buy a prom dress. after 2 weeks she still needed $140. after 6 weeks she still needed $60. what is the cost of the dress?

Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

If the value of x increases by 5, how does the value of m(x + 3) change? a) it increases by 5m. b) it increases by 8m. c) it decreases by 5m. d) it decreases by 8m.