dashabo123
dashabo123
11-02-2017
Mathematics
contestada
can someone explain how to do this problem?
Respuesta :
miner3mj
miner3mj
11-02-2017
Divide the second one by 6 to find x-y=-4 and then multiply it by 2 to find that 2x-2y = -8 and then subtract it from the top one to find that 8x = 8 and x= 1 and then solve for y to find that y= 5
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