Yes, 4 times 3 is 12, 12 times 5 is 60
Answer:

Step-by-step explanation:
Subtract 7 From both sides

7-7 = 0, 16 - 7=9
That leaves 
Hope this helps
~R3V0
Answer:
f(-x) = 2x + 3
Step-by-step explanation:
In the given f(x)= -2x+3, replace both occurrences of x by (-x):
f(-x) = -2(-x) + 3 = 2x + 3