Answer:
I would help you
Step-by-step explanation:
But I'm really lazy and I really don't like math. I'm not good at it and I think I failed it last semester. true story bro.
Answer:

Step-by-step explanation:
we have


we know that

substitute the variable x in the function g(x) by the function f(x)
so

Evaluate 
For x=0


We can put the two equations together with substitution, and we get
3x + 2y = 30
Now we have a single equation in two variables, so we don't have enough information to solve for both x and y.
Answer:
Step-by-step explanation: