9514 1404 393
Answer:
Step-by-step explanation:
Let n represent the number of nickels Ryan has. Then the number of pennies is n-3, and his coins have a value (in cents) of ...
5n +1(n -3) = 75
6n = 78 . . . . . . . . . collect terms, add 3
n = 13 . . . . . . . . . . number of nickels Ryan has
n-3 = 10 . . . . . . . . number of pennies Ryan has
Ryan has 10 pennies and 13 nickels.
Ryan has 10 pennies and 13 nickels.
Algebra is the part of mathematics that helps represent problems or situations in the form of mathematical expressions.
Given:
Ryan has $0.75 worth of pennies and nickels.
Let x be the number of nickels Ryan has.
So, the number of pennies be x-3,
Then,
5x +1(x -3) = 75
6x = 78
x = 13
and, x-3 = 10
Hence, Ryan has 10 pennies and 13 nickels.
Learn more about algebra here:
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