Question

If Length and breadth of a rectangle are (x+5) units and (x-5) units respectively, then Perimeter of this
rectangle will be​

Answer 1

Step-by-step explanation:

2(l+b)

2(x+5+(x-5))

2(x+5+x-5)

2(2x)

4x=Perimeter

Answer 2

Answer:

4x

Step-by-step explanation:

perimeter of rec. = 2[l+b]

=> 2 {[x+5] + [x-5]}

=> 2 {x+5+x-5}

=> 2 {2x +5-5}

=> 2 {2x}

=>4x