1. Combine like terms: 7x + 11x = 18x
2. The equation becomes: 18x - 2y
Answer: 18x - 2y
Frequently asked questions (FAQs)
Question: Find the sum of the first 20 terms of an arithmetic sequence where the first term is 5 and the common difference is 3. (Hint: Use the sum formula)
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What is the derivative of y = 2sin(3x)cos(2x) - 5tan(4x)sec²(5x) + sec(6x)cos(7x)?
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What is the product of the sum of two numbers, x and y, and the sum of their squares?