What is the equation in standard form of the line which passes through (1, –3) and has a slope of 2?

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Answer 1 · 2018-03-09T12:44:54

Standard form of equation is #color(red)(-2x + y + 5 = 0#

Given : #slope = 2, x_1 = 1, y_1 = -3#

Slope form equation is #y – y1 = m(x – x1)#

#y + 3 = 2 * (x - 1)#

#y + 3 = 2x - 2#

Standard form of equation is #Ax + By + C = 0#

Hence, #-2x + y + 3 + 2 = 0#

#color(red)(-2x + y + 5 = 0#

graph{2x - 5 [-10, 10, -5, 5]}