5x+7y=50&7x+5y=46 by graphical method
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Answer:
x=2
y=4
Step-by-step explanation:
5x+7y=50
+
7x+5y=46
12x+12y=96
- x+y=6
5x+7y=50
-
7x+5y=46
-2x+2y=4
- x-y=-2
x+y=6
x-y=-2
2x=4
x=2
x+y=6
2+y=6
y=4
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