Answered

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There are 40 more pennies than nickels.
Find a combination that meets all 3 criteria:
*
There are 240 coins in the jar (only pennies, nickels, and
dimes)
* There are twice as many dimes as nickels.
* There are 40 more pennies than nickels.
*

Sagot :

Answer:

50 Nickels, 90 pennys, 100 dimes

Step-by-step explanation:

x = Nickels

x+40+x+x2=240

Add similar elements x+2x+x=4x

4x+40=240

Subtract 40 both sides

4x+40-40=240-40

4x =200

Divide Both sides by 4

4x/4 = 200/4

x=50

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