Question

yar plz tell me all answer with full explanation
who give me answers with full explanation i mark him as a best answer ​

Answer 1

Answer:

which question mark it

Answer 2

breadth = x

length=x+15

perimeter=150

2(l+b)=perimeter of rectangle

2(x+15+x)=150

2(2x+15)=150

2x+15=150 by 2

2x+15=75

2x=75-15=60

x=60 by 2

x=30

breadth=30

length=30+15=45

checking

2(30+45)=150

2(75)=150

150=150

LHS=RHS