Answer:
=2(2x+9)
Explanation:
Always look for a common factor first. 2 in this case.
Divide 2 out of each term
4x+18
=2(2x+9)
Answer:A
Step-by-step explanation:
Sub f(x)=1 into equation
1=-5x-4
5=-5x
x=-1
Answer: C
Work: So, after you simplify that equation, it's 8/0. You Cannot divide zero like that. You can divide 0/8, but you can't with 8/0. I hope this wasn't to confusing, and <em>Happy Holidays! :)</em>