Need !

i need on question 25

   area = 14x^2 -6x -2

Step-by-step explanation:

The area of the shaded region is the product of dimensions of the large rectangle less the product of dimensions of the smaller (unshaded) rectangle.

  area = (5x+2)(3x-1) -(x)(x+7)

  = 15x^2 +6x -5x -2 -x^2 -7x . . . . . . eliminate parentheses

  = 14x^2 -6x -2 . . . . . . . . . . . . . . . . . collect terms

4th option is correct xy=-10

if this was to u plzz mark me the brainliest

b

step-by-step explanation: