marciatrevino1
marciatrevino1
22-03-2019
Mathematics
contestada
x+y=13 and 1/2x+y=10
Respuesta :
mv260
mv260
22-03-2019
x=6
y=7
6+7
= 13
1/2(6) + 7
= 3 +7
=10
Answer Link
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