# Chapter 3 - Section 3.3 - Graphing Linear Functions - Vocabulary, Readiness & Video Check: 6

x, y

#### Work Step by Step

To find an y-intercept, or the point where a graph crosses the y-axis, we must set x=0 and solve for y. Example: $y=f(x)=x+4$ If x=0, then $y=f(0)=0+4=4$ So the y-intercept is (0,4)

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