Answer:

Step-by-step explanation:

Expanding brackets.

Adding 2m and 6 to both sides.

Combining like terms.

Dividing both sides by 14.

Cat in the hat if symmetrical
10 people because all the sisters have the same brother so 7+1+2.
Step-by-step explanation:
Let the width be x feet.
Therefore, length = 2x - 10
Perimeter of rectangle = 52

Answer:
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Step-by-step explanation:
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