Answer:
Step-by-step explanation:
1. (a+3)(a-3) = a²+3a-3a-9 = a²-9
2. a linear equation consists of a polynomial of degree one.
Answer:
x=6
AC = 28
Step-by-step explanation:
4x+4= AC
4x +4 = 14 + 3x -4
4x-3x= 14-4-4
x = 6
AC = 4(6) +4 = 24+4 = 28
Answer:
11 adult tickets
Step-by-step explanation:
I guess you want the number of adult tickets sold.
That is 20% of 55
= 0.20*55
= 11 (answer)
Answer:
Depends on how much it costs...
Step-by-step explanation:
Step-by-step explanation:
Let x=3.
So, f(3-3)=f(3)-f(3), and thus f(0)=0.
