Find x, y, and z. a. x = 48, y = 71, z = 100 b. x = 71, y = 71, z = 50 c. x = 142, x = 71, x = 100 d. x = 142, x = 142, z = 100

Molly shared a spool of ribbon with 12 people. each person received 3 feet of ribbon. which equation can she use to find r, the number of feet of ribbon that her spool originally had?

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]

(x-5)1/2+5=2 what is a possible solution?