Posted by Anonymous on Sunday, September 18, 2011 at 10:58am.
4 x + y = 5
y = 5 - 4 x
3 x – 7 y = 27
- 7 y = 27 - 3 x Divide both sides with -7
y = - 27 /7 + 3 x / 7
In google type:
functions graphs online
When you see list of results click on:
rechneronline.de/function-graphs
When page be open in blue rectangle type:
5 - 4 x
In gray rectangle type:
- 27 /7 + 3 x / 7
and click option:
Draw
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