boyerohana boyerohana
  • 22-10-2014
  • Mathematics
contestada

1/3 as many dimes as nickels
3 more quarters than nickels
17 coins in all
Q=___ D=___ N=___

Relax

Respuesta :

Аноним Аноним
  • 22-10-2014
Use the equations:
17 = D + N+ Q
D=N/3
Q=N+3
Then Substitute D and Q
17 = (N/3)+N+N+3
Solve for N; N=6; then substitute N for D=N/3 and Q=N+3
The answer is
Q=9
D=2
N=6





Answer Link

Otras preguntas

Define homeostasis and its adaptive advantage.​
Help me with geometry please
Find the length of a rectangle given that the perimeter is 32 feet and the length is 1 foot more than four times the width.
Calculus AB Homework, does anyone know how to do this...
What linear equation is represented by the table? A) y=2x B) y=4x−3 C) y=4x D) y=2x−3
does the gravitational potential energy change when the robin flew to a tree branch
8 5. At the class party, each student will be given a container filled with 8 ounces of juice. There are 25 students in the class. How many ounces of juice does
How did farmers primarily protect themselves from invaders during the Han dynasty? They built brick homes to keep safe from nomads. They paid taxes in crops in
Insurance policies are considered aleatory contracts because.
what do the words ancestors, wisdom, and heed have in common?