Solve this equation -3x - 8 = 18

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

Choose the more precise measurement. 26.4 cm or 8.39 cm

X+y=-4 x-y=2 use elimination with adding and subtraction