Mathematics
EarleanHojeij523
26

What is the equation of the line with an x-intercept of -1 and a y-intercept of 2? y = 2x - 2 y = - 2x 2 y = 2x 2

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(1) Answers
iza90290

x intercept = -1,  y = 0           (-1, 0) y intercept = 2,  x = 0           (0, 2) slope between (-1, 0) and (0, 2): slope = (2 -0)/(0 - -1) =  2/1 = 2,           m = 2 Using point   (-1, 0)   x₁ = -1, y₁ = 0 y - y₁ = m(x - x₁) y - 0 = 2*(x - -1) y = 2(x + 1) y = 2x + 2

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