SOLUTION: how do i solve this equations by graphing it? and how do i put it in my calculator to solve and graph it? 3x-6y=9

Algebra ->  Graphs -> SOLUTION: how do i solve this equations by graphing it? and how do i put it in my calculator to solve and graph it? 3x-6y=9      Log On


   

Question 106767This question is from textbook technical mathmatics
: how do i solve this equations by graphing it?
and how do i put it in my calculator to solve and graph it?
3x-6y=9 This question is from textbook technical mathmatics

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
how do i solve this equations by graphing it?
and how do i put it in my calculator to solve and graph it?
3x-6y=9
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Put the equation in slope-intercept form:
y = (1/2)x - (3/2)
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Plot two points:
If x=1, y = (1/2)-(3/2) = -1
If x=5, y = (5/2)-(3/2) = 1
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Plot these two points and draw a line thru them:
graph%28400%2C300%2C-10%2C10%2C-10%2C10%2C%281%2F2%29x-%283%2F2%29%29
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Calculator?:
Depends on what calculator you have.
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Cheers,
Stan H.