Answer:
Step-by-step explanation:
9
Answer:
5a²+22a+8
Step-by-step explanation:
(5a+2)(a+4)
5a² + 20a + 2a + 8
5a² + 22a + 8
The equation has one solution, x = 0
3x = 4x
-3x both sides
0 = 4x - 3x
0 = x
-3, 3, 5.
https://www.wolframalpha.com/input/?i=%28x%5E3%29-%285x%5E2%29-9x%2B45%3D0
