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September 21, 2014

September 21, 2014

Posted by **stephy** on Saturday, November 24, 2012 at 5:12pm.

a) define a variable for the number of quarters collected.

b) use you defines variable to write algebraic expressions to represent the number of quarters,dime.nickels,and pennies collected.

c)if they have collected a total of 2134 coins, how much many of each coin have they collected?

- math -
**Henry**, Sunday, November 25, 2012 at 7:27pma. X Quarters.

b. 2x Dimes.

(2x+22) Nickels.

3(2x+22) Pennies.

c. X + 2x +(2x+22) + 3(2x+22)=2134.

X + 2x + 2x + 22 + 6x + 66 = 2134

11x + 88 = 2134

11x = 2046

X = 186 Quarters.

2x = 2*186 = 372 Dimes.

2x+22 = 372 + 22 = 394 Nickels.

3(2x+22) = 3 * 394 = 1182 Pennies.

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