3.2x + 2.4y = 2.72*50
x + y = 50____x=50-y
3.2(50-y) +2.4= 136
160-3.2y+2.4y=136
0.8y=24 _______ y= 24/0.8 ____y = 30 libras
por lo tanto x= 20 libras
30 libras de nueces
20 libras de uvas
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3.2x + 2.4y = 2.72*50
x + y = 50____x=50-y
3.2(50-y) +2.4= 136
160-3.2y+2.4y=136
0.8y=24 _______ y= 24/0.8 ____y = 30 libras
por lo tanto x= 20 libras
30 libras de nueces
20 libras de uvas