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SLOVE BY SUBTITUTION

2X+3Y=0

X+2y=-1

Guest Sep 19, 2014

Best Answer 

 #1
avatar+3450 
+5

To solve by substitution, you find what, say, x equals. Then you put what x equals in for x in the other equation, and solve for y.

That might sound a little confusing...here's how you'd work it out though.

 

NinjaDevo  Sep 19, 2014
 #1
avatar+3450 
+5
Best Answer

To solve by substitution, you find what, say, x equals. Then you put what x equals in for x in the other equation, and solve for y.

That might sound a little confusing...here's how you'd work it out though.

 

NinjaDevo  Sep 19, 2014

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