The figure illustrates a hyperbola. the hyperbola has its center at 0,0 , a vertex of 1,0 , and a focus of 3,0. find the equation of the hyperbola.

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

Explain why the factor 1.5 is broke. into two numbers in the model.

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)