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zloy xaker [14]
2 years ago
12

30 points! PLS HELP IF U SMART

Mathematics
2 answers:
ANTONII [103]2 years ago
8 0

Answer:

y = 40             x = 80

Step-by-step explanation:

520 = 3.25x + 6.5y     and   x+y=120

x+y=120

x = 120-y

520 = 3.25(120-y)+6.5y

520 = 390-3.25y+6.5y

520 = 390+3.25y

130=3.25y

40 = y

x = 120-y

x = 120-(40)

x = 80

here's a graph

Sergeeva-Olga [200]2 years ago
4 0
Y=40 x=80 ty for your time
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