Give EG = 5x+7 EF =5x and FG=2x-7

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

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