Question

find the value of x
in a rectangle ,l= 3x ,b=x and perimeter =48units​

Answer 1

Answer:

Here's your answer

Step-by-step explanation:

perimeter = 2(l+b)

48 = 2( 3x + x )

48/2 = 4x

24/4 = x

6 = x

L = 3x = 3(6) = 18

B = x = 6