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Linear Equations Notes

# Linear Equations Notes - a2ch33.1notes.notebook...

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a2 ch 3 3.1 notes.notebook 1 September 26, 2013

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a2 ch 3 3.1 notes.notebook 2 September 26, 2013 Ex: Check whether the ordered pairs are solution of the system. x ­ 3y = ­5 ­2x + 3y = 10 (1,4) (­5,0) *doesn’t work in the 1 st eqn, no need to check the 2 nd .
a2 ch 3 3.1 notes.notebook 3 September 26, 2013 Ex: Solve the system graphically. 2x ­ 2y = ­8 2x + 2y = 4 Solve each equation for y Find the point where the two lines intersect Be sure to check the point in both equations

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a2 ch 3 3.1 notes.notebook 4 September 26, 2013
a2 ch 3 3.1 notes.notebook 5 September 26, 2013 YOUR TURN Solve the system graphically

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