▪ Answer:
n = 17
d = 8
▪ Step-by-step explanation:
Hi there !
1 nickel = 5c
1 dime = 10c
$1.65 = 165c
n + d = 25 => n = 25 - d
5n + 10d = 165
replace n
5(25 - d) + 10d = 165
125 - 5d + 10d = 165
5d = 165 - 125
5d = 40
d = 8 (dimes)
n = 25 - d
n = 25 - 8
n = 17 (nickels)
Good luck !
I believe it is d also hope that help
Answer:
a. all matter is made of atoms
b. atoms are indivisible and indestructible
c. atoms of given elements are identical in mass and properties
d. compounds are combination of 2> different types of atoms
2. it's called Planetary model
