There were some green and blue pens in a box. If 27 green pens were taken out of the box, there would be 1/3 as many blue pens as green pens. If 40 blue pens were added into the box, there would be 1/2 as many blue as green pens. How many pens were there in the box?
There were some green and blue pens in a box. If 27 green pens were taken out of the box, there would be 1/3 as many blue pens as green pens. If 40 blue pens were added into the box, there would be 1/2 as many blue as green pens. How many pens were there in the box?
Chapter7: Systems Of Equations And Inequalities
Section7.2: Systems Of Linear Equations: Three Variables
Problem 53SE: At a family reunion, there were only blood relatives, consisting of children, parents, and...
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There were some green and blue pens in a box. If 27 green pens were taken out of the box, there would be 1/3 as many blue pens as green pens. If 40 blue pens were added into the box, there would be 1/2 as many blue as green pens. How many pens were there in the box?
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