which fraction is equivalent to 1? use the number line to
answer the question.

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.

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

Bring the fraction a/a-4 to a denominator of 16-a^2