Answer:
<h3>
x₁ = -1, x₂ = 3</h3>
Step-by-step explanation:

Answer:
8(3x-5)
8 is the GCF of 24 and 40 so you write 8 and in brackets you put your terms after you divide by 8 so you get 3x and -5 so it is written as 8(3x-5)
Answer:8640
Step-by-step explanation: 60 square feet would be 8640.
Answer:
Ali´s secret number is 13
Step-by-step explanation:
I think it’s 3 (900 cm2) sorry if it’s wrong.