800-450=350, 350+100=450, 450-210=-240. The submarine is now positioned at 240 ft below sea level..
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Answer:
Yes
Explanation
Answer: 16x + 16
(2x+4)² is the large square ; (2x)² is the small square
the area of the colored figure in a letter phenomenon is
(2x + 4)² - (2x)² = 4x² + 16x + 16 - 4x² = 16x + 16
Step-by-step explanation: