If you make them have the same denominator the fractions would be
12/15 - 5/15=
this equals 7/15 and you can't simplify it.
The graph of a quadratic function does not cross the x-axis if the discriminant has negative value.
Answers:
C ) -25
D ) -7
Answer:
p = 
Step-by-step explanation:
change the mixed number to an improper fraction
- 2
= -
, hence
-
p = - 3 ( multiply both sides by 7 )
- 15p = - 21 ( divide both sides by - 15 )
p =
= 
Answer:
0>-7
I'm not really sure last time I did this was last year