Please help I need to finish this today or I fail. Would be much appreciated!! If A=x-1 and B=x+2, find an expression that equals 3A-3B in standard form.

Need asap. solve for the following inequality

Abag contains pieces of paper numbered from 5 to 9. a piece of paper is drawn at random. what is the theoretical probability of drawing a number less than 8?

Quadrilateral ghij has coordinates g(5, 1), h(4, -3), i(6, -1), and j(2, 1). if the quadrilateral is reflected over the line y = x, what are the coordinates of h'?