Answer:
2x^2 - 9x - 5
Step-by-step explanation:
(2x+1)(x-5)
Using FOIL
= 2x^2 - 10x + x - 5
= 2x^2 - 9x - 5
Answer:
3 gulps
Step-by-step explanation:
In this problem, f(x) = 3. Plug this into the equation:
3 = -3x + 12
Solve for x:
3 - 12 = -3x + 12 - 12
-9 = -3x
-9 / -3 = -3x / -3
3 = x
3 gulps