SOLUTION: 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

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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
Found 2 solutions by MathTherapy, JulietG:
Answer by MathTherapy(10552) (Show Source):
You can put this solution on YOUR website!

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

Number of rows:
Number of trees, per row:
You can do the check!!
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Answer by JulietG(1812) (Show Source):
You can put this solution on YOUR website!
Think of this like graph paper, where the trees each take up a spot. The number of trees are the length of a row (L). The number of rows is the width (W).
A = L * W
L = 2W-2
A = 84
What are the factors of 84? Which pair fits the given equation?
Only 12 and 7
There are 7 rows of 12 trees