Question

5x square + 6x - 45= 0
plz solve the quadratic equation ​

Answer 1

5x²+6x-45=0

{-6+/-(36+4*5*45)}/10

(-6+-30.6)/10

Answer 2

$x = - 6 + \sqrt{864} \div 10$

or

$x = - 6 - \sqrt{864 } \div 10$