Posted by zac on Wednesday, January 6, 2010 at 7:08pm.
pleae help solve: 3x5y=7 and 5x2y=1

algebra  Damon, Wednesday, January 6, 2010 at 7:30pm
3x5y=7 times 5 15x25y=35
5x2y=1times 3 15x 6y=3
subtract second from first
0x 19y = 38
y = 2
3x5(2) = 7
3x +10 =7
3x = 3
x = 1
check
3(1) 5(2) = 7 yes
5(1)2(2)=1 yes

algebra 2  deondre, Wednesday, November 10, 2010 at 9:37pm
25y to the second power times x to the second power plus 20xy to the second power plus 4x to the second power
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