Question

find the area of the rectangle
​

Answer 1

Answer:

$l \times b \\ 2x + y + 8 + 4x - y \times x + 4 + 2y \\ 3xy + 12x - y \times 5x + 2y \\ 6 {x}^{2} y - y \times 7xy \\ 6 {x}^{2} \times 7x \\ 42 {x}^{3}$

I hope it help you......