document.write( "Question 295212: Jacob has $4.90 in nickels and dimes. He has three times as many dimes as nickles. How many nickels and how many dimes does he have?
\n" ); document.write( "I am trying to come up with an algebraic formula
\n" ); document.write( "

Algebra.Com's Answer #212861 by scott8148(6628)\"\" \"About 
You can put this solution on YOUR website!
two unknowns, so two equations\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "5n + 10d = 490\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "d = 3n
\n" ); document.write( "
\n" );