Question

(x-2y)2 +7 (x-2y) + 12

Answer 1

(x-2y)2 + 7(x-2y) + 12.

= 2x- 4y + 7x - 14y + 12
= 9x - 18y + 12.
= 3(3x - 6y + 4).
= 3x - 6y + 4.

here is your linear equation.