The equation of a line with x-intercept 'a' and y-intercept 'b' is given by:
Answer: A
This is the standard intercept form of a linear equation. A line that cuts the x-axis at (a, 0) and the y-axis at (0, b) can be represented by the equation \(\frac{x}{a} + \frac{y}{b} = 1\).