okpakodennis9 okpakodennis9

25-04-2021
Mathematics

contestada

the perimeter of a rectangle is 18cm- if the
Length
is (x+2) cm. find its width in terms of a x

Respuesta :

hadezion076 hadezion076

27-04-2021

Step-by-step explanation:

perimeter=2(l+b)

18=2[(x+2)+x]

18=2(x+x+2)

18=2(2x+2)

18=4x+4

collecting like terms

18+4=4x

22=4x

dividing by 4

22/4=x

5²/4=5½

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