Answer:
g(b) = 3b +13
Step-by-step explanation:
The equation to be satisfied is apparently ...
a−7=3(b+2)
Add 7 to both sides to get "a" as a function of "b".
a = 3(b+2) +7
Now, we can simplify and write in the desired functional form:
g(b) = 3b +6 +7 . . . . eliminate parentheses
g(b) = 3b +13