algebra 1
posted by Janet .
1. Solve the linear system using substitution.
4xy=5
4x+4y=4

algebra 1 
Steve
substitute y=4x5 into 4x+4y=4 to get
4x+4(4x5) = 4
4x+16x20 = 4
20x = 16
x = 4/5
so, y = 9/5
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