Question

The length of a rectangle is a 4y cm and it's breath is 3x cm less than its length, what is the breath of rectangle

Answer 1

Breath of rectangle is 4y-3x

Answer 2

perimeter =2(l+b)
=2(4y+(4y-3x))
=2(4y+4y-3x)
=2(8y-3x)
=16y-6x
breadth=p-2/l
=16y-6x-2/4y
=14xans