Question

Give the equation of the line that passes through the point (2,3) and has a slope of −5.

Give your answer in slope-intercept form, y=mx+b.

Answer 1

y = m x + b

y = -5 x + b given m

b = y + 5 x = 3 + 2 * 5 = 13

y = -5 x + 13 final equation

Check: if x = 2 then

y = -5 * 2 + 13 = 3