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Korolek [52]
4 years ago
11

Help me please 5points only sry

Mathematics
1 answer:
AlladinOne [14]4 years ago
5 0

x----chickens

y----ducks

50x+30y=550

44x+36y=532

x=11-3/5y

44x+36y=532

x=11-3/5y

44(11-3/5y)+36y=532

x=11-3/5y

484+48/5y=532 /*5

x=11-3/5y

2420+48y=2660

x=11-3/5y

48y=2660-2420

x=11-3/5y

48y=240 //48

x=11-3/5y

y=5

x=11-3/5*5

y=5

x=8----chicken

y=5-----duck

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Decrease seventy two hundredths by two tenths
kolezko [41]
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3 years ago
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Step-by-step explanation:  

espero que esto ayude ;)

3 0
4 years ago
Read 2 more answers
What is the value of the expression when a is 5 and b is 3 4a^2-5b^2
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