pouvez vous m'aider svp. Calculer en détaillant les étapes le quotient de 7 par la somme de 8/15 et -7/15.

1. a right triangle is graphed on a coordinate plane. find the length of the hypotenuse. round your answer to the nearest tenth. 2. use the angle relationship in the figure below to solve for the value of x. assume that lines a and b are parallel and line c is a transversal.

Complete the statements about the system of linear equation respresented by the tables the equation respented the left table is

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.