document.write( "Question 1028612: Teresa is saving money to buy a bike. She has
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document.write( "$42
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document.write( " and is going to save an additional
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document.write( "$7
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document.write( " each week. The bike costs
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document.write( "$133
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document.write( ". In how many weeks will she have enough money to buy the bike?
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Algebra.Com's Answer #643708 by fractalier(6550)![]() ![]() You can put this solution on YOUR website! Call w the number of weeks it will take her...thus she saves 7 dollars each week...so we write \n" ); document.write( "42 + 7w = 133 \n" ); document.write( "Subtract 42 and get \n" ); document.write( "7w = 91 \n" ); document.write( "Divide by 7 and get \n" ); document.write( "w = 13 weeks \n" ); document.write( " |