Which expression represents an irrational number? A. 0.18 repeating. B. √75. C. 2/3. D. √3-√3

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

Which one ? is the answer and how to find this answer

What is the solution to the equation below? 3/x-2+6=square root x-2 +8