Solve by factoring.

5-6x-8=0

5x² - 6x - 8 = 0

x = - (-6) + / - √ ((-6) ² - 4 (5) (-8))

2 (5)

x = 6 + / - √ (36 + 160)

10

x = 6 + / - √ (196)

10

x = 6 + / - 14

10

x = 6 + 14 x = 6 - 14

10 10

x = 20 x = - 8

10 10

x = 2 x = - 4/5