Question

the sides of a rectangle is 5x + 3 unit and 2x + 1 unit . find the perimeter of rectangle​

Answer 1

Answer: 14x + 8

Step-by-step explanation:

Side S1 = 5x+3

Side S2=2x+1

Perimeter of rectangle = 2(S1+S2)

                                      = 2(5x+3+2x+1)

                                      = 2(7x+4) = 14x+8