1. Which of these is NOT a quadratic equation? a. 4x-x^{2}=3
c. (n-1)(n+2)=5n
b. 2(y+3)=8
d. m(1-6m)=0

If 25% of y is 30, what is 60% of y?

Tomas used 3 1/3 cups of flour and now has 1 2/3cups left. which equation can he use to find f, the number of cups of flour he had to begin with? f+3 1/3=1 2/3 f-3 1/3=1 2/3 3 1/3f=1 2/3 f/3 1/3=1 2/3

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top