Answer:
x = 8 or x = -1 is the answer
Step-by-step explanation:
3x² - 21x -24
divide with 3
x² - 7x - 8
Factorizing,
x² + x - 8x - 8
x(x + 1) -8 (x + 1)
(x - 8) (x + 1)
x = 8,-1
Answer:40
Step-by-step explanation:
The answer is 18
You divide 12 buy -2/3
Answer:
(c) 4x - 7
Step-by-step explanation:
7x - 3x
= -4x
-5 -2
= -7
4x - 7