Ms. Smith has a recipe for a batch of cookies that calls for ¼ cup of flour but she has to cut the recipe into a half because of the number of people she is serving. How much flour does she need? Help

cup of flour

Step-by-step explanation:

To change the ÷ sign to a × sign, swap the denominators and numerators of the second fraction.

÷ = ×

Directly multiply. (Denominators with denominators and numerators with numerators)

× =

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

(x^2-9)/ (x + 3) = x-3

you,

mrb