Answer:
The answer is seven
Step-by-step explanation:
Answer:
3r^3-27r, the main thing that is gonna help you to solve for this is by using FOIL.
The difference (subtraction) of a number (x) squared (²) and the number (x) is (=) one less than (- 1) four times (4 ·) the number (x)
x² - x = 4x - 1