Answer:
10
Step-by-step explanation:
-3 X 5= -15
-15+25= 10
Answer:
2,3,4,5
Step-by-step explanation:
You see, if it's typed, it's not hand-written. But if he types 24 wpm, it should take him about 20 minutes to do it.
Answer:
c=144
Step-by-step explanation:
The given equation is 
If this equation has 12 and -12 as roots, then the roots must satisfy the equation.
We substitute x=12 to obtain


Solve for c to get:

This implies that:

We could have also substitute x=-12 to get the same result.
The first answer in simplest form is : 6n+10
The second answer in simplest form is: -a/5_20
hope that helped....