Question

What is the product of (5t-4)(4t+5)

Answer 1

20t^2 + 9t - 20

Explanation:

Original Equation:
(5t - 4)(4t + 5)

Distributive property, multiply 5t and 4t and then 5t by 5

Actually, I'm gonna have a hard time explaining in writing, I'm just gonna take a picture of my math.

Answer 2

(5t-4)(4t+5)

= 20t^2 + 25t - 16t - 20

= 20t^2+9t-20