How do you graph the equation y=-5/4x-3y=−54x−3?

1 Answer
Alan P.
Dec 14, 2016

Select a couple (arbitrary) values for xx and for each solve to get corresponding yy values; plot each set of coordinates; draw a line through those coordinates.

Explanation:

I used x=0x=0 and x=4x=4 as being fairly easy values to solve for yy:
color(white)("XXX"){: (underline(x),color(white)("XX"),underline(y)), (color(red)0,,color(red)(-3)), (color(green)(4),,color(green)(-8)) :}

enter image source here

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