A recipe says to use 4 cups of flour to make 60 cookies. What is the constant of proportionality that relates the number of cookies made, y , to the number of cups of flour used, x ?

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9

If the perimeter of the square equals the perimeter of the regular pentagon. each side of a pentagon is 16cm long. how long is each side of the square?

Point b lies between points a and c on . let x represent the length of segment ab in inches. use the segment to complete the statements. the value of x is . the length of in inches is . the length of in inches is .