document.write( "Question 159710: Currently you have $80.00 and your sister has $145.00. You decide to save $6.00 of your allowance each week, while your sister decide to spend her whole allowance plus $7.00 each week. How long will it be before you have as much money as your sister. \n" ); document.write( "
Algebra.Com's Answer #117756 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
80+6w=145-7w
\n" ); document.write( "6w+7w=145-80
\n" ); document.write( "13w=65
\n" ); document.write( "w=65/13
\n" ); document.write( "w=5 weeks they will have the same amount of money.
\n" ); document.write( "Proof:
\n" ); document.write( "80+6*5=145-7*5
\n" ); document.write( "80+30=145-35
\n" ); document.write( "110=110
\n" ); document.write( "
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