Question 39236
Let width be x
so length is 7 more... ie it is x+7


So, perimeter = x+x+(x+7)+(x+7) and this equals 122
x+x+x+7+x+7 = 122
4x+14 = 122
4x = 108
x = 108/4
x = 27


so width = 27m
and length is therefore 34m


jon.