Asked by kelly

AN ORCHESTRA CONSISTS OF STRINGS INSTRAMENTS AND WIND INSTIMENTS IN A RATIO OF 9 TO 4. THERE ARE 91 STRINGS AND WIND INSTRUMENTS IN THE ORCHESTRA. hOW MANY STRING INSTRUMENTS ARE THERE? how many wind instruments? Use a system of equation to model each situation. solve by any method.
Answered by Reiny
let the number of string instruments be 9x
let the number of wind instruments be 4x

(notice 9x:4x = 9:4)

then 9x + 4x = 91

I will let you finish it.
Answered by key
7x
Answered by mom
63 wind and 28 string
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