Abigaillovesjes Abigaillovesjes

05-01-2015
Mathematics

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What's the solution for x-5y=1 and 2x-7y=8

Respuesta :

robjackper robjackper

05-01-2015

we start out with:
x-5y=1
+5y +5y
x=5y+1

Now lets fine y:
2x-7y=8
/2x /2x
-7y=4x
/-7 /-7
y=-4x
7

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