F(x) = 3x - 2
f(3) = 3(3) - 2
f(3) = 9 - 2
f(3) = 7
Answer:

Step-by-step explanation:
Get rid of the parenthesis then combine like terms
Answer:
There is an error in line 2; segment BE should be a perpendicular bisector.
Step-by-step explanation:
I took the test, i got it right. :)
Find the least common denominator of all the fractions.
Change the mixed number into a fraction.
Follow the operations.
Your answer should be -20.