Simplify the following expression : (2x + 7y) (x – 3y) – (9x + 4) (3x - 2)
how should we subtract this expression in column way

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is