1. Start with the expression: 2(n + 8)
2. Substitute the starting number 7 for n: 2(7 + 8)
3. Add 7 and 8: 2 \times 15
4. Multiply 2 and 15: 30
The final number is 30.
Frequently asked questions (FAQs)
What is the probability that a randomly selected student prefers reading over watching TV, given that there are 20 students who prefer reading, 30 students who prefer watching TV, and altogether 100 students?
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What is the period of the trigonometric function f(x) = 3sin(2x) + cos(5x)?
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What is the value of sin(60 degrees) + cos(30 degrees)?