Question 25152
1.  length + width = 80
2.  length = 5*width - 2

1.  length = 80 - width
2.  80 - width = 5*width - 2
-->>  80 = 6*width - 2
-->>  82 = 6*width
-->>  82/6 = 41/3 = width
-->>  length = 80 - 41/3 = 240/3 - 41/3 = 199/3
note this = 5*(41/3) - 2 = 205/3-6/3 = 199/3