48 inches long. At the fabric store, fabric is sold by the foot. If Louise's curtain company wants to make 48 curtains, how many feet of fabric will she need?

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30

step-by-step explanation:

idk

i hope i

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,