Gracia had some pens. 2/5 of the pens were blue and 1/6 of the remainder were black. The rest were green and red. There were 12 more red pens than blue pens. If there were 24 green pens, how many red and blue pens did gracia have? And how many pens did she have altogether?

Gracia had some pens. 2/5 of the pens were blue and 1/6 of the remainder were black. The rest were green and red. There were 12 more red pens than blue pens. If there were 24 green pens, how many red and blue pens did gracia have? And how many pens did she have altogether?

College Algebra

1st Edition

ISBN:9781938168383

Author:Jay Abramson

Publisher:Jay Abramson

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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