Answer:

Step-by-step explanation:
The functions are given f and g using coordinates.
Whenever we will ask for f(a), we look for "a" in the x coordinate of the function f and find the corresponding value. THAT IS THE ANSWER.
If we ask for g(b), we look for "b" in the x coordinate of the function g and find the corresponding value. THAT IS THE ANSWER.
So,

iedikdtep-by-step explanation:
Answer:
20ab
Step-by-step explanation:
Uhhh divide 7•3•5 or multipy
Answer:
y=3x+12
Step-by-step explanation:
y-3=3(x+3)
y-3=3x+9
y=3x+12