2x + 10...the common number between these 2 terms is 2...so factor the 2 out
2(x + 5) <==
Answer:
12 and -9
Step-by-step explanation:
12 x -9 = -108
12 + -9 = 3
Answer:
Step-by-step explanation:
Given

comparing it with standard equation 
so 4a=1

so Focus of parabola is (0,0)
directrix
y=-a
here 
Answer:
Don't know the exact equation but trying to explain
X is what the stuff that problem saying. Let's say you have books from library and you're returning them late you will pay $30 dollars for each of them