Answer:
perimeter; 6+6+x+x
= 12+x+x
two x's equal to 2x so;
= 12+2x
area; 6 times x or 6x
Explanation:
answers with width in terms of 'x'
perimeter; all sides of rectangle added, 2 pair of equal parallel side lengths
area; length times width (l×w)
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