document.write( "Question 703770: Suppose that Maria has 170 coins consisting of pennies, nickels, and dimes. The number of nickels she has is 10 less than twice the number of pennies; the number of dimes she has is 18 less than three times the number of pennies. How many coins of each kind does she have? \n" ); document.write( "
Algebra.Com's Answer #433678 by lwsshak3(11628)\"\" \"About 
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Suppose that Maria has 170 coins consisting of pennies, nickels, and dimes. The number of nickels she has is 10 less than twice the number of pennies; the number of dimes she has is 18 less than three times the number of pennies. How many coins of each kind does she have?
\n" ); document.write( "**
\n" ); document.write( "let x=number of pennies
\n" ); document.write( "2x-10=number nickels
\n" ); document.write( "3x-18=number of dimes
\n" ); document.write( "..
\n" ); document.write( "x+2x-10+3x-18=170
\n" ); document.write( "6x-28=170
\n" ); document.write( "6x=198
\n" ); document.write( "x=33
\n" ); document.write( "..
\n" ); document.write( "number of pennies=33
\n" ); document.write( "number nickels=2x-10=66-10=56
\n" ); document.write( "number of dimes=3x-18=99-18=81
\n" ); document.write( "
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