How do you find the slope of #x - y + 1 = 0#?

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Answer 1 · 2016-02-24T22:50:35

The slope is 1

Given:#" " x-y+1=0#

Add #y# to both sides giving

#x-y+y+1=0+y#

#x+0+1=y#

#y=x+1#

Although not normally written this way I am going to show you.

There are 1 of #x# so you could write

#y=1x+1#

The #1" from "1x# is the gradient (slope)

This means that for 1 along you go up 1