Which of the following is NOT a quadratic equation in one variable A.) (2x-3)^2=5

B.)3^2+5x=4^2+2x

C.)x(2x+5)=8

D.)x^2=16

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?

Sweet t saved 20 percent of the total cost of the green-eyed fleas new album let there be fleas on earth. if the regular price is $30 how much did sweet save

How do you write 600 as a product of its prime factors (index! )