Question

Solve:
1. (x - 5)(x + 4) = 0​

Answer 1

Step-by-step explanation:

(_4)(5)=0

20=0

0=_20Ans

Answer 2

Step-by-step explanation:

x(x+4)+5(x+4)=0

2x-4x+5x-20=0

2x-4x+5x=0+20

3x=20

x=20/3

x=6.6

Hope it's..help.