Two step equations integers 6=k/5-2

Which system of linear inequalities is graphed? can somebody pleasssse

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

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.