A line passes through the y-axis at a y-value of -8. For every 4 units up, the line moves 5 units to the right. Graph the equation described. What is the y-intercept?

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Answer 1 · 2016-12-05T18:17:40

#y=-8+4/5x#

We can write the equation of this line in slope-intercept form, considering that the slope is:

#(Deltay)/(Delta x) = 4/5#

and the intercept is #y_0=-8#

So:

#y=-8+4/5x#

The #y#-intercept is given by:

#0=-8+4/5x_0#

#x_0=10# graph{-8+4/5x [-16, 24.04, -13.68, 6.32]}