document.write( "Question 341010: okay i'm not positive this is finance but i'm pretty sure! :
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document.write( "Karyn has saved $310.00, but needs to withdraw $20.00 pew week to help meet her expenses. Glenn has $100.00 saved and adds $10.00 a week.
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document.write( "a.) Write an expression that represents the amout of money Glenn with have in X weeks.
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document.write( "b.)Write an expression that represents the amount of money that Karyn will have in X weeks.
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document.write( "c.)How many weeks will it take until Glenn and Karyn have the same amount of money?
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document.write( "please show how you did it or just explain, that would be greaat! \n" );
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Algebra.Com's Answer #244528 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Karyn has saved $310.00, but needs to withdraw $20.00 per week to help meet her expenses. \n" ); document.write( "Glenn has $100.00 saved and adds $10.00 a week. \n" ); document.write( "; \n" ); document.write( "a.) Write an expression that represents the amount of money Glenn with have in X weeks. \n" ); document.write( "G's amt = 10x + 100 \n" ); document.write( ": \n" ); document.write( "b.)Write an expression that represents the amount of money that Karyn will have in X weeks. \n" ); document.write( "K's amt = 310 - 20x \n" ); document.write( ": \n" ); document.write( "c.)How many weeks will it take until Glenn and Karyn have the same amount of money? \n" ); document.write( "Just make the two expressions equal to each other, and solve for x \n" ); document.write( "10x + 100 = 310 - 20x \n" ); document.write( "10x + 20x = 310 - 100 \n" ); document.write( "30x = 210 \n" ); document.write( "x = \n" ); document.write( "x = 7 weeks, they will have an equal amt in the bank \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "You can prove this, replace x with 7 and find the amount each has \n" ); document.write( "G: 10(7) + 100 = 170 \n" ); document.write( "K: 310 - 20(7) = 170 also \n" ); document.write( " |