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how to solve linear systems using graphs and tables"?

how to solve linear systems using graphs and tables"?

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how to solve linear systems using graphs and tables"?

how to solve linear systems using graphs and tables"?

Answer

[tex]\\\\ \left\{\begin{array}{ccc}2x-y=-4\\3x+3y=15\end{array}
ight\\\\=============\\2x-y=-4\\\\y-intercept\ (x=0)\\2\cdot0-y=-4\\-y=-4\\y=4\\(0\ 4)\\x-intercept\ (y=0)\\2x-0=-4\\2x=-4\ \ \ \ /:2\\x=-2\\(-2\ 0)\\draw\ in\ the\ coordinate\ system[/tex] Or table underline x y underline -2 0 underline 0 4 [tex]========================\\3x+3y=15\\y-intercept\ (x=0)\\3\cdot0+3y=15\\3y=15\ \ \ \ \ /:3\\y=5\\(0\ 5)\\x-intercept\ (y=0)\\3x+3\cdot0=15\\3x=15\ \ \ \ \ /:3\\x=5\\(5\ 0)\\draw\ in\ the\ coordinate\ system.
[/tex] Or table underline x y underline 5 0 underline 0 5 Solution is the coordinates of common point of the 3 2 to x=3 and y=2

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Virtual Teaching Assistant: John B.
Question Level: Basic
Karma: Free
Upload Date: 5/31/2017

This 18 words question was answered by John B. on StudySoup on 5/31/2017. The question contains content related to Math Since its upload, it has received 149 views.

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