Question 900898

An apple orchard contains 84 trees. The number of trees in each row is 2 less than twice the number of rows. Find the number of rows and the number of trees per row.
  please help me with this....if you can .. thanks
<pre>
Number of rows:            {{{highlight_green(7)}}}
Number of trees, per row:  {{{highlight_green(12)}}}
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