Homework Help: math help

Posted by stephy on Saturday, November 24, 2012 at 9:50pm.

A charity organization is collecting change to raise monay. They have collected twice as many dimes as quarters, 22 more nickels than dimes, and 3 times as many pennies as nickels
b) use you defines variable to write algebraic expressions to represent the number of quarters,dime.nickels,and pennies collected.

math help - Damon, Saturday, November 24, 2012 at 10:06pm
d = 2 q
n = d + 22
p = 3 n

end of what you asked

Now you did not ask but the number of cents collected is
p + 5 n + 10 d + 25 q

put all in terms of pennies p
n = p/3
d = p/3 - 22
q = 2/2 = p/6 - 11
so
total cents = p + 5p/3 + 10p/3-220 +25 p/6 - 275

= 61 (p/6) - 250

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