SOLUTION: Susan had a hoard of 22 nickels and dimes whose value was $1.35. How many of each coin did she have?

SOLUTION: Susan had a hoard of 22 nickels and dimes whose value was $1.35. How many of each coin did she have?

Algebra.Com

Question 749533:

Susan had a hoard of 22 nickels and dimes whose value was $1.35. How many of each coin did she have?
Answer by checkley79(3341) (Show Source): You can put this solution on YOUR website!
N+D=22 OR N=22-D
.05N+.10D=1.35
.05(22-D)+.10D=1.35
1.10-.05D+.10D=1.35
.05D=1.35-1.10
.05D=.25
D=.25/.05
D=5 DIMES.
N=22-5
N=17 NICKLES.
PROOF:
.05*17+.10*5=1.35
.85+.50=1.35
1.35=1.35
RELATED QUESTIONS
Tom had 22 coins in nickels and dimes whose value was 1.35. How many of each type did he... (answered by Alan3354)

Debbie had a total of twenty-five nickels and dimes. If the value of the coins was $1.75, (answered by ewatrrr)

Micky and Yarberry saved nickels and dimes. They had a total of 34 coins whose value was... (answered by math_tutor2020,josgarithmetic,MathTherapy,greenestamps)

I have two coin problems that I need to do. I have tried all day and can't seem to get... (answered by mananth)

Jessica has three times as many nickels as dimes. If the total value of her coins was... (answered by Boreal)

Jenna's pockets were heavy with coins. She had three times as many dimes as quarters, and (answered by CubeyThePenguin)

If Mariah has 2 more nickels than dimes and they have a combined value of 85 cents, how... (answered by Alan3354,josgarithmetic)

1. Ben had three times as many nickels as dimes. If the total value of his coins was $1, (answered by richwmiller)

I am studying matrices, but have a hard time translating word problems. How would you... (answered by ankor@dixie-net.com)