Find the domain and ranges of the following:

Question

f(x)=(2/3)x-3
f(x)=-3x+7

Thank you in advance, this helps me a lot because I really suck at finding domain/range and it's super late rn.

Answer 1

these are both sloping straight lines.

So, they extend forever in all directions. The domain and range are both (-∞,∞)