Question 674506
slope = {{{(9-1)/(3--1) = 8/4 = 2}}}
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Point slope formula
y - 9 = 2(x-3)
y - 9 = 2x - 6
y = 2x - 6 + 9
{{{highlight(y = 2x + 3)}}}
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x intercept is where y = 0
0 = 2x + 3 
2x = -3
x = {{{-3/2}}}
({{{-3/2}}}, 0)
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{{{graph(300,200,-10,10,-10,10,2x+3)}}}
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