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2x 5y )( x 7y
2x 5y )( x 7y pictures 5
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2x 5y )(
2x 5y )( x 7y
x 5y 3 2x 7y 0
x 7y u003d- 6 2x 5y 7
x 5y 2x 7y 6
2x 7y 1 x 5y 2
2x 7y 5 2 x 5y 7
x 5y 20 2x 7y u003d- 45
2x 5y 7y x
2x 5y u003d- 22 x 7y 27
2x 5y )( x 7y )u003d 0
