Respuesta :

solve for x and it is a vertical slope
altavistard

Your first step is to solve this -x+4=0for x.  Do this by subtracting 4 from both sides, obtaining -x = -4, or just x = 4.

Find 4 on the horizontal (x-) axis and draw a vertical line thru it, parallel to the y-axis.  That's it.

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