pointsss 4+90-21-5+84-5+3332-1999x3+56-9x4+1 1+109-89x87+342-900+100-12+148x3+12 3-78-12+202x2+102-12+103-19x5++23-1 82+123-234x3-123+456-789+101112 =

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.

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.

Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y