Use the quadratic formula to solve x squared + 3 x minus 4 = 0, and then verify your answer by graphing. a.
x = - 4, 1
c.
x = - 4, - 1
b.
x = 4, 1
d.
x = - 4, 2

What is the length of the unknown leg in the right triangle ?

The linear combination method is applied to a system of equations as shown. 4(.25x + .5y = 3.75) → x + 2y = 15 (4x – 8y = 12) → x – 2y = 3 2x = 18 what is the solution of the system of equations? (1,2) (3,9) (5,5) (9,3)

Ade and abc are similar. which best explains why the slope of the line between points a and d is the same as the slope between points a and b?