Question

one side of a square is given by the expression (x+3) find its perimetre​

Answer 1

Answer:

12x+16

Step-by-step explanation:

= 4(3x + 4)

= 12x + 16

= 12x +16 =0

= 12x = -16

= x = -16/12

= x = -4/3

Step-by-step explanation:

Answer 2

Answer:

perimeter of a square = 4 × length is it's side

Step-by-step explanation:

perimeter = 4 × ( x + 3) = 4x + 12