Question

5. Find the x- and y-intercepts and graph the equation plotting the intercepts. Please show all of your work. 3x-6y=-21

Answer 1

x-intercept, then y must be 0, so

3x = -21 => x = -7, so the point is (-7,0)

y-intercept, x must be 0, so

-6y = -21

y = 7/2, the point is (0,7/2)