What is the equation of the line with slope # m= 8/7 # that passes through # (9,4) #?

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Answer 1 · 2016-08-28T21:03:43

#y = 8/7x - 6 2/7#

We have been given the slope, # m # and one point, #(x_1. y_1)#

There is a nifty formula which is based on the formula for slope.

#y-y_1 = m(x-x_1)#

#y-4 = 8/7(x-9)#

#y = 8/7x - 72/7 +4 color(white)(......................................)-72/7 = -10 2/7#

#y = 8/7x - 6 2/7#