yousefk13
yousefk13 yousefk13
  • 15-03-2021
  • Mathematics
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Number 3 answered please

Number 3 answered please class=

Respuesta :

irspow
irspow irspow
  • 15-03-2021

Answer:

Step-by-step explanation:

n=3p, d=p-2

10d+5n+p=110 using n and d from above makes this become

10(p-2)+5(3p)+p=110

10p-20+15p+p=110

26p-20=110

26p=130

p=5

n=3p=3(5)=15

d=p-2=5-2=3

So she has 3 dimes, 15 nickels, and 5 pennies.

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