Amelia can do 5 sit-ups. Her go is to increase to 50 sit-ups by adding 5 more sit-ups to her training schedule each week. Amelia
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Ok I think it means that the length 
of the rectangle is 2 m more than is width 
...
The area is A=
so:
Solving this equation (using the quadratic formula) you get 2 solutons. The only acceptable is the positive one, i.e.
, the length will then be 
.
The area is A=
so:
Solving this equation (using the quadratic formula) you get 2 solutons. The only acceptable is the positive one, i.e.