Problem:

Give the equation of the line with a slope is 2/3 and whose y-intercept is -1.​

Solution:

slope  m = 2/3

y intercept = - 1

(0, -1)

if y = -1 ; x = 0

y = mx + b

-1 = 2/3(0) + b

b = - 1

y = mx + b

y = 2/3x - 1 equation of the line in slope intercept form

Answer:

y = 2/3x - 1

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