Answer:
(3, 0 )
Explanation:
where the line intersects the x- axis, the y- coordinate of the point is 0
substitute y = 0 into the equation and solve for x
5x + 3(0) = 15
5x + 0 = 15
5x = 15 ( divide both sides by 5 )
x = 3
the coordinates of the x- intercept are (3, 0 )