document.write( "Question 993429: Hello can you help me with my algebra 1 homework, i have 3 problems i'm stumped on.\r
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document.write( "1) you charge $2 plus $0.50 per child for every hour you babysit. You earn $3.50 an hour when you watch the Crandell children. How many children are in the family?\r
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document.write( "2) There are 2 numbers whose sum is 72. 2 number is twice the other. what are the numbers?\r
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document.write( "3) Ryan ans Steve worked as electricians at $14 and $12 per hour respectively. One month Ryan worked 10 hours more than Steve. If their total income for the month was $3520, how many hours did each work during the month?\r
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document.write( "Thanks alot for your help. \n" );
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Algebra.Com's Answer #612704 by Cromlix(4381)![]() ![]() You can put this solution on YOUR website! Hi there, \n" ); document.write( "1) 2 + $0.50x = $3.50 \n" ); document.write( " $0.50x = $3.50 - $2 \n" ); document.write( " $0.50x = $1.50 \n" ); document.write( " x = $1.50/$0.50 \n" ); document.write( " x = 3 \n" ); document.write( "3 Children. \n" ); document.write( "2) 2 numbers \n" ); document.write( "use x + 2x \n" ); document.write( "x + 2x = 72 \n" ); document.write( "3x = 72 \n" ); document.write( "x = 72/3 \n" ); document.write( "x = 24 \n" ); document.write( "Numbers are 24 and 48 \n" ); document.write( "3) Steve's amount of work - 12x \n" ); document.write( " Ryan's amount of work = 14x + 10 \n" ); document.write( "12x + 14x + 10 = $3520 \n" ); document.write( "28x + 10 = $3520 \n" ); document.write( "28x = $3520 - 10 \n" ); document.write( "28x = $3510 \n" ); document.write( "x = $135 \n" ); document.write( "Steve earned 12(135) = $1620 \n" ); document.write( "Ryan earned 14(135) + 10 = $1900 \n" ); document.write( "Hope this helps :-) \n" ); document.write( " |