6x+8=50 x 7(9/6 whats the improper fraction

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

3.4a=57.8 what is the the value of a

Cody ran nine miles on his first day of training. the next day he ran 1/8 that distance. how far did he run the second day?