# How do you find the domain and range of y=-5+2x?

Domain: $A = \mathbb{R}$
Range: $B = \mathbb{R}$
The domain of any polynomial is $\mathbb{R}$.
The range is also $\mathbb{R}$, since if $x$ can be any real number, $2 x$ can also be any real number, and so can $- 5 + 2 x$.