Answer:
(6-2x)(3-2x)x=40
Step-by-step explanation:
(-2x-2x) (6+3)x=40
8x=40
8x/8=40/8
x=5
The perimeter of a rectangle is given by the formula,

We substitute,
and

into the above formula to obtain the expression,


We now group the x and y terms on the Left Hand Side of the equation to get.


We now divide through by 2 to get,

Therefore the width of the rectangle is

Answer:
6 shirts
Step-by-step explanation:
The cost of a shirt and 2 ties is ...
$18.50 +2(7.50) = $33.50
For $205, Frank can buy $205/$33.50 = 6.12 sets of shirt and ties.
Frank can buy 6 shirts (and 12 ties) for an amount less than $205.
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<em>Additional comment</em>
Frank's cost will be $201 for that purchase.