SOLUTION: If a line has an x-intercept at x=-3 and a y-intercept at y=2 find its equation in the form y=mx+b

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: If a line has an x-intercept at x=-3 and a y-intercept at y=2 find its equation in the form y=mx+b      Log On


   



Question 1205693: If a line has an x-intercept at x=-3 and a y-intercept at y=2 find its equation in the form y=mx+b
Answer by MathLover1(20849) About Me  (Show Source):
You can put this solution on YOUR website!

If a line has an x-intercept at x=-3 we have a point
(-3,0)
and if a y-intercept at y=2 => b=2 and we have a point
(0,2)

now we can find a slope
m=%282-0%29%2F%280-%28-3%29%29=2%2F3

equation in the form
y=mx%2Bb...substitute m and b
y=%282%2F3%29x%2B2

+graph%28+600%2C+600%2C+-10%2C+10%2C+-10%2C+10%2C+%282%2F3%29x%2B2%29+