editor09
editor09
08-10-2017
Mathematics
contestada
Find the values of x and y
Respuesta :
sophiakosfi18
sophiakosfi18
08-10-2017
5x-y=2x+y
3x=2y
y=3x/2
y=12
5x-y+5x+y =80
10x=80
x=8
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