Arecipe for four dozen cookies requires 1 1/2 cups of flour. how much flour is needed for one dozen cookies ?

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?