Question

(x - 4)(x + 5) need help asap​

Answer 1

Answer:

$x^2+x-20$

Step-by-step explanation:

$(x-4)(x+5)= \\\\(x)(x)+(5)(x)+(-4)(x)+(-4)(5)= \\\\x^2+5x-4x-20= \\\\x^2+x-20$

Hope this helps!

Answer 2

X (squared) +x−20

(x+−4)(x+5)=(x)(x)+(x)(5)+(−4)(x)+(−4)(5)=x(squared)+5x−4x−20=x2+x−20