SOLUTION: Teacher A has 4 more students than teacher B. Teacher A gives teacher B 5 students. Now teacher B has twice as many students as Teacher A. How many students does teacher A and Teac

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Question 700207: Teacher A has 4 more students than teacher B. Teacher A gives teacher B 5 students. Now teacher B has twice as many students as Teacher A. How many students does teacher A and Teacher B now have?
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Let represent the number of students B has at the start. Then is the number that A has at the start.

After A gives 5 students to B, B will have and A will have

But we are given that 2 times A's number is the same as B's number, so:



Solve for , then calculate

John

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