Solution equation: 2 √ 2x = - √ 72 ＋ 8?

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• 1. 1.2x = x + 10 to solve the equation To solve this equation 1.2x = x + 10, we must have a complete solution
• 2. Solution equation: 4 (2x-1) - 10 = 66
• 3. 2X + 7 = 332 (X-7) = 12, solve the equation and test it
• 4. Solution equation: (2x + 1) ^ 2 + 2 = 18
• 5. 7 (X-2) = 2x + 4 to solve the equation Urgent need! Come on, very urgent
• 6. Solving equation -- 32: (x-32) = (2x-64): (x + 64)
• 7. 4X * 2x * x = 64 to solve the equation
• 8. 64 △ 2x = 20 to solve the equation
• 9. After factoring (2x) n-81, we get (4x2 + 9) (2x + 3) (2x-3), then n equals () A. 2B. 6C. 4D. 8
• 10. If x times of 3 = 4 and Y times of 3 = 6, find the value of 2x-y times of 9 + X-Y times of 27
• 11. 10, 18, 33, (), 92 what number should be filled in? What's the rule?
• 12. Subtract 10 times the sum of 2.33 and 18.67 from 150. What's the difference?
• 13. How many degrees does the minute hand turn from 3:15 to 3:55?
• 14. How many degrees does the minute hand turn from 1:15 To 1:55 on the clock? How many degrees does the hour hand turn?
• 15. The movement of the minute hand of a clock is a periodic phenomenon, with a period of 60 minutes. Now the minute hand just points to 2 o'clock. What time does the minute hand point to 100 minutes later?
• 16. Between 1:20 and 2:10, the minute hand of the clock rotates () degrees
• 17. If the clock goes from 2:30 to 2:55, what angle does the hour hand and minute hand turn
• 18. At 1:30 on the clock, the degree of the angle between the hour hand and the minute hand is () a.90 degree b.135 degree c.110 degree d.120 degree
• 19. On a watch, when is the angle between the hour hand and the minute hand equal at 4:30? What is the degree of the angle?
• 20. What is the angle between the hour hand and the minute hand of a clock at 1:30