El numero que exede a n en 18​

Why do interests rates on loans to be lower in a weak economy than in a strong one

What expression is equivalent to 42x-56y

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.