Answer:
x = -5 and 10
Step-by-step explanation:
Given the expression:
(4x+20)(x-10)
In order to find the zeros of the equation, we will equate to 0 and find x
(4x+20)(x-10) = 0
4x+20 = 0 and (x-10) = 0
4x = -20 and x = 0+10
x = -20/4 and x = 10
x = -5 and 10