OpenStudy (anonymous):

A third grade class had a spelling bee with 6-letter and 7-letter words. They used 30 words that had a total of 190 letters. Which system of linear equations represents the problem? a. 7x + 6y =190 x +y =30 b.7x + 6y =30 x + y =190 c.6x + 7y =160 x + y = 30 d.6x + y =30 x +7y =190

OpenStudy (anonymous):

a