SOLUTION: 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 h

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
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
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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let x=hours Student A and Student B will have the same amount of problems done
7+4x=15+2x
2x=8
x=4
7+4x=23
15+2x=23
how many problems will they each have completed=23
After how many hours will Student A and Student B have the same amount of problems done? 4
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