document.write( "Question 438955: a cash register only contains five and ten dollor bills. it contains twice as many fies as tens and the money adds up to 700. how many tens are in the cash register. \n" ); document.write( "
Algebra.Com's Answer #303428 by jorel1380(3719)\"\" \"About 
You can put this solution on YOUR website!
10x+5(2x)=700
\n" ); document.write( "10x+10x=700
\n" ); document.write( "20x=700
\n" ); document.write( "x=35
\n" ); document.write( "There are 35 tens, and 70 fives.
\n" ); document.write( "
\n" );