x=cows
y=chickens
x+y=7
4x+2y=18 => 2x + y=9
Subtract the 2nd equation from the first and go from there.
Rachel B.
asked 04/01/21x=cows
y=chickens
x+y=7
4x+2y=18 => 2x + y=9
Subtract the 2nd equation from the first and go from there.
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