document.write( "Question 264211: Anna worked two part-time jobs last week. The first job paid $11 an hour, and the second job paid $14 an hour. She worked a total of 26 hours last week and earned $319.\r
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document.write( "How many hours did Anna work at the first job?\r
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document.write( "Write an equation you can use to answer this question. Let x be the number of hours worked at the first job.\r
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document.write( "Use your equation to solve the problem.
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Algebra.Com's Answer #194561 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 11x+14(26-x)=319 \n" ); document.write( "11x+364-14x=319 \n" ); document.write( "-3x=319-364 \n" ); document.write( "-3x=-45 \n" ); document.write( "x=-45/-3 \n" ); document.write( "x=15 hours were worked @ the first job. \n" ); document.write( "26-15=11 hours were worked @ the second job. \n" ); document.write( "Proof: \n" ); document.write( "11*15+14*11=319 \n" ); document.write( "165+154=319 \n" ); document.write( "319=319 \n" ); document.write( " |