Answer:

Step-by-step explanation:
All you do is square 3,5 right back to get 12,25 again.
I am joyous to assist you anytime.
Answer:
5
Step-by-step explanation:
Answer:
2(x+y) - 23 or
2x + 2y - 23
Step-by-step explanation:
twice the sum of x and y means
2(x+y)
decreased means minus or -
decreased by 23 means
- 23
twice the sum of x and y decreased by 23
2(x+y) - 23
2(x+y) = 2x + 2y
2x + 2y - 23
F(3) occurs when x =3. So lets plug 3 into our equation.
F(3) = -28
I hope this helps! :)
Answer:
The answer is D
Step-by-step explanation:
