SOLUTION: Karry has 48 coins consisting of 25 centavos and P1 coins. If the number of P1 coins is four more than thrice the number of 25 centavos coins, how many 25 cents coins are there? Fi
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Question 1201732: Karry has 48 coins consisting of 25 centavos and P1 coins. If the number of P1 coins is four more than thrice the number of 25 centavos coins, how many 25 cents coins are there? Find the amount of all her coins. Found 2 solutions by mananth, josgarithmetic:Answer by mananth(16946) (Show Source):
You can put this solution on YOUR website! Karry has 48 coins consisting of 25 centavos and P1 coins. If the number of P1 coins is four more than thrice the number of 25 centavos coins, how many 25 cents coins are there? Find the amount of all her coins.
Number of 25 centavo coins be x
and P1 coins be y
COIN numbers equation
x+y=48
Condition
y=3x+4
y-3x=4
Multiply by -1
-y+3x= -4
x+y=48
-y+3x= -4
add the equations
4x=44
x=11 Number of 25 centavo coins
Balance = 37 P1 coins
you find the value