The equation of a graph is 4x - 3y = 5. What is the x-intercept?
4x - 3y = 0
The x-intercept is the point on the graph where it crosses the x-axis.
But everywhere on the x-axis, y=0.
So, at the intercept ...
4x - 3(0) = 5
4x = 5
Divide each side by 4 : x = 5/4 or 1.25