jTana6Percat jTana6Percat

10-06-2016
Mathematics

contestada

3x + 4y = 14
x = 2y - 12

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bmreed18demonkined bmreed18demonkined

10-06-2016

3 (2y-12)+4y=14 6y-36+4y=14 +36. +36 10y =50 Y=5 X=2 (5)-12 10-12=-2 X=-2. Y=5

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