In the rectangle shown below, EC = 3. What is the area of the shaded region?

A. 20
B. 16
C.12
D. 10
E. 8

Marya wants to factor the polynomial 36x^3 -22x^2 - 144x.which term can she add to the polynomial that would not change its grestest common factor? check all that apply

Me n o w. i need t h i s. 10 points

Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.