A farmer has both pigs and chickens on his farm. there are 78 feet and 27 heads. how many pigs and how many chickens are there?

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Answer 1
Answer: let p the number of pigs
and  c: number of chickens


   p    + c   =   27   ( there is one head for each  )

4 p + 2c = 78   ( 4 feet for pigs and 2 for chickens)
 


p= 12                 c= 15 





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The value of Maggie's car decreased by 20% since last year, when she bought it. If the car is now worth $15,000.00, how much was the car worth when she bought it? A. $20,000.00

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Answers

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Can anyone help?? Please

Answers

3O=12/3   Divide both sides by 3.
/3

O=4

♢+2=5(4)
♢+2=20
    -2  -2      Subtract 2

 ♢=18

 2(4)+18=2∆
8+18=2∆
26=2∆
/2     /2      Divide by 2

∆=13
The circle is worth 4 because it's being multiplied by 3. Then the diamond is 18 and the triangle is -5.

Hello help me find out what is 42-22

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20 :) hope that helped

An object with a mass of 6.3 kg has a mass of 7.1newtons applied to it, what is the resulting acceleration of the object

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Since, a = F (net) / m (net)
Therefore a = 7.1 / 6.3 = 1.13 m/sec^2

You can drive 80 miles on 1/5 of a tank of gas in 3 hours

what is the answer?

Answers

I don’t know try to answer it