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Find the equation of the line passing through (3, -2) and with a slope of 2

Find the equation of the line passing through (5, -8) and (0,0)
Find the equation of the line whose x-intercept is 9 and y-intercept is 3


Sagot :

Answer:

1. y = mx + b

-2 = 2(3) + b

-2 = 6 + b

b = -2 - 6

b = -8

✓ y = 2x - 8

2. y - y1 = m(x - x1)

y - (-8) = -8/5(x - 5)

y + 8 = -8x/5 + 8

✓ y = 8x/5

3. (0 , 3) (9, 0)

m = -3/9

m = -1/3

y - y1 = m(x - x1)

y - 3 = -1/3(x - 0)

y - 3 = -x/3

✓ y = -x/3 + 3