Answer:
y=4x-9
Step-by-step explanation:
Answer:
she was wrong
Step-by-step explanation:
x-4-11 = 0 (4+-1=4-1)
x=15
hence she was wrong
Answer:
9
Step-by-step explanation:
A counter-example could be
There are more than 3 marbles in the bag, and the other ones are red.
Hope this helps!
Exactly like the previous question you posted.
-3x² - 9x = 0
Divide each side of the equation by -3 :
x² + 3x = 0
Factor the left side:
x (x + 3) = 0
This is true if x=0 or if x=-3 .