2x-3y=9
Find slope-
x-intercept-
y-intercept-
2 answers:
Y=mx+b
y=(2x-9)/3
y=(2/3)x-3
slope(m)=2/3
finding x-intercept..
if y=0
2x-3(0)=9
x=9/2
finding y-intercept..
if x=0
2(0)-3y=9
y=-3
get the equation in slope intercept form
2x-3y=9
subtract 2x from each side
-3y = -2x +9
divide by -3
y = 2/3 x -3
slope = 2/3
y intercept = -3
x intercept set y=0 and solve
0 = 2/3 x -3
add 3 to each side
3 = 2/3 x
multiply each side by 3/2
9/2 = x
the x intercept is 9/2 or 4 1/2
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