The perimeter of rectangle is 2x² + 4x - 4y. its length is (2x - 3y). find the breadth of rectangle plz help fast plz plz

Question

asked Jan 19, 2022 178k views

1 Answer

Jack Ha · Answer 1 · 2022-01-25T22:08:30+0000

Perimeter = 2 (l + b)

2x² + 4x - 4y = 2 {(2x - 3y) + b}

2x² + 4x - 4y = (4x - 6y) + 2b

2x² + 4x - 4y - (4x - 6y) = 2b

2x² + 4x - 4y - 4x + 6y = 2b

2x² + 2y = 2b

(2x² + 2y)/2 = b

x² + y = b

Breadth = x² + y