(Х+9)(х-5)-(х+5)=-14

Question

(Х+9)(х-5)-(х+5)=-14

Answer 1

Х² + 4х -45 -х -5 +14 = 0
х² +3х -36 = 0
D= b² - 4ac = 9 -4*(-36) = 9 + 144 = 153
х = (-3 +-√153)/2