document.write( "Question 892151: Student A is completed 7 problems and working at a rate of 4 problems per hour. Student B has completed 15 problems and working at a rate of 2 problems per hour. After how many hours will Student A and Student B have the same amount of problems done? At the same time, how many problems will they each have complete \n" ); document.write( "
Algebra.Com's Answer #540366 by lwsshak3(11628)\"\" \"About 
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Student A is completed 7 problems and working at a rate of 4 problems per hour. Student B has completed 15 problems and working at a rate of 2 problems per hour. After how many hours will Student A and Student B have the same amount of problems done? At the same time, how many problems will they each have complete
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\n" ); document.write( "let x=hours Student A and Student B will have the same amount of problems done
\n" ); document.write( "7+4x=15+2x
\n" ); document.write( "2x=8
\n" ); document.write( "x=4
\n" ); document.write( "7+4x=23
\n" ); document.write( "15+2x=23
\n" ); document.write( "how many problems will they each have completed=23
\n" ); document.write( "After how many hours will Student A and Student B have the same amount of problems done? 4
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