A piggy bank contains the same number of pennies, nickels, and dimes. The coins total $1.28. How many of each type of coin does
the piggy bank contain?
(PLS HELP FAST)
1 answer:
The value of 1 penny, 1 nickel, and 1 dime is $0.16. The total value of the coins is 8 times that, so the bank contains 8 of each coin.
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What the make no sense but I believe it is 50.24 hope that helps
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X + y = 17
x - y = 29
x = 17 - y
x - y = 29
x = 17 - y
17 - y - y = 29
x = 17 - y
17 - 2y = 29
x = 17 - y
- 2y = 29 - 17
x = 17 - y
-2y = 12
x = 17 - y
y = -6
x = 17 - (-6)
y = -6
x = 17 + 6
y = -6
x = 23
y = -6
- 54896=<em><u>5</u></em><em><u>0</u></em><em><u>,</u></em><em><u>0</u></em><em><u>0</u></em><em><u>0</u></em><em><u>+</u></em><em><u>4</u></em><em><u>0</u></em><em><u>0</u></em><em><u>0</u></em><em><u>+</u></em><em><u>8</u></em><em><u>0</u></em><em><u>0</u></em><em><u>+</u></em><em><u>9</u></em><em><u>0</u></em><em><u>+</u></em><em><u>6</u></em>
Answer:
72800000000
Step-by-step explanation:
7.28 * 10^10 = 72800000000
