anglikabusko
anglikabusko anglikabusko
  • 06-11-2019
  • Mathematics
contestada

The lengths of the sides of a square are represented by the expression 3x + 1 cm. The perimeter of the square is 28 cm. What is the value of x

Respuesta :

SvetkaChem
SvetkaChem SvetkaChem
  • 06-11-2019

Answer:

x=2

Step-by-step explanation:

Perimeter of a square = 4*(side of the square)

28 = 4*(3x+1)

28 = 12x + 4

28- 4 = 12x

24 = 12x

x =2

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