Write an equation and solve : Three times a number decreased by 4 is the same as 5 times a number increased by 12

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

Sketch the region enclosed by the given curves. decide whether to integrate with respect to x or y. draw a typical approximating rectangle and label its height and width. y= 5x, y=7x^2then find the area s of the region.

Interpret the following expression (5y^2-7)^3/(2y)^2