Evaluate when r= -3

substitute for r

follow pemdas

(5r) * (-2)

(a.) 25

(b.) 30

(c.) 35

(d.) 40

What properties allow transformation to be used as a problem solving tool

Each cookie sells for $0.50 sam spent $90 on baking supplies and each cookie cost $0.25 to make how many cookies does sam need to sell before making a profit formula: sales> cost

Astudent drew a circle and two secant segment. he concluded that if pq ~= ps, then qr ~= st. do you agree with the student’s conclusion? why or why not?