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(-1,2), y=5x+4

0 votes

(-1,2), Y=5x+4.

slope-intercept-form
slope-of-a-line

asked Mar 10, 2014 in ALGEBRA 1 by chrisgirl Apprentice

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1 Answer

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The equation is y = 5x + 4.

Compare the above equation with slope intercept form y = mx + b.

Slope m = 5.

Say the point (x1, y1)=(-1, 2)

The line is y - y1 = m(x - x1).

y - (2) = 5(x - (-1))

y - 2 = 5(x + 1)

y - 2 = 5x + 5

y = 5x + 5 + 2

y = 5x + 7.

The line is y = 5x + 7.

answered Mar 10, 2014 by dozey Mentor

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