URGENT

find the value of x

Twenty points. 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

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

Acertain number is three more that five times another number. the difference of the two numbers is 11