Answer:
If you need the answer as f by simplifying both sides of the equation and then isolating the variable, the answer would be:
Or, if you need to evaluate the function itself, the answer would be:
Please help me if you can
2 answers:
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yes sure, i learned this before so
1. a. make a proportion here, of percentage. if you cross multiply and divide you get 90%.
1. b. obviously the empty seats would be 10%.
2. a. proportion again, cross multiply then divide you ge 15%
3. 30% in decimal form is 0.3. multiply it then to the total amount, so 0.3 x 15 = 4.5