How do you graph #x-4=0#? Precalculus Linear and Quadratic Functions Linear Functions and Graphs 1 Answer LM Feb 11, 2018 Explanation: make #x# the subject of the formula. #x - 4 = 0# add #4:# #x = 0 + 4# #x = 4# graph as a vertical line, where #x# is the constant #4#. Answer link Related questions What does #y = mx + b# mean? What does a linear function model? How do I find the equation of a linear function that passes through #(1, 7)# and #(2, 9)#? How do I find the slope of an equation in the form #y = mx + b#? How do I find the x-intercept of an equation in the form #y = mx + b#? How do I find the y-intercept of an equation in the form #y = mx + b#? How do I use the graph of a linear function to find its equation? Which linear equation has a graph that passes through #(0, -8)# and #(0, 15)#? What is the graph of the function #y=3x-2#? What is the slope of a line parallel to #3x+4y=12#? See all questions in Linear Functions and Graphs Impact of this question 17003 views around the world You can reuse this answer Creative Commons License