Answer:
Range is all real numbers.
Interval notation:
Range is
(-infinity,infinity)
Explanation:
The range is all the y's on a graph of a function or all of the y's allowed to be used in an equation or able to be produced by the equation.
5x + 3y = 30
is a line. Except for a horizontal line, the range of any line is all real numbers. Somewhere on that line every single y value exists somewhere. You may put literally ANY value for y into that equation.
The range is all real numbers.