Question

(x + 3) (x – 3) = 40.​

Plz guys solve this question......​

Answer 1

Answer:

(x + 3) (x – 3) = 40.

x^2-3^2=40

x^2-9=40

x^2=40-9

x=√31

please mark as brainliest

Answer 2

Answer:

x*2-3*2=X*2-9=40

X*2 =49

x = +/-7