3 years ago

Charles has 18 coins in his pocket. They consist of nickels and dimes. Altogether the coins are worth $1.50.

1 answer:

4 0

Answer:

really ur at a college level asking that

Step-by-step explanation:

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x = -3/10

Step-by-step explanation:

Solve for x by substituting y = 3x into the other equation:

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