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A straight line has a gradient of -2.Find the equation of that line if it passes through a point whose coordinates is (6,2).​

A straight line has a gradient of 2Find the equation of that line if it passes through a point whose coordinates is 62 class=

Respuesta :

y = mx + c (m = gradient, c = y-intercept)
y = -2x + c
2 = (-2 x 6) + c
2 = -12 + c
2 + 12 = c
c = 14

y = -2x + 14

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