Anime1212
Answered

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there are 15 coins, which are nickels and dimes only, in Ediths purse. The total value of the coins in her purse is $1.15. If n= nickels and d= dimes, the scenario can be represented by the following system: n + d = 15 0.05n + 0.10d= 1.15
How many Nickels and dimes are in Ediths purse? (SHOW WORK WILL GIVE 100 POINTS ANSWER ASAP PLS)

Sagot :

gtsutskiridze

Answer:

n=7 d=8

Step-by-step explanation:

n+d=15 d=15-n

0.05n+0.1(15-n)=1.15

0.05n-0.1n+1.5=1.15

-0.05n=-0.35

n=7 d=8

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