Answer:
4(x-2)(x+1)=0
Step-by-step explanation:
Answer:x^2 + 9x + 20
Step-by-step explanation:
You could just multiply (x+4)(x+5) and get x^2 + 9x + 20, but judging from the picture, it looks like they want you to split it into 4 rectangles
x^2 +4x+ 5x + 20 =x^2 +9x + 20, just like (x+4)(x+5)
Answer:
B
Step-by-step explanation:
233/285*100
0.81754*100
81.754%