Is 0.5-0.5x equal to 0 an equation

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• 1. How to solve the equation x + (x-1) / 5 + 5x + 1 = 100?
• 2. How to solve the equation x + y + Z = 100 0.5x + 3Y + 5Z = 100 Want a positive integer solution
• 3. How to solve this equation is 100 △ 5x = 5
• 4. How to solve the equation x-140 - (1 / 4x-35) = 2 / 5x?
• 5. The following equation can be solved: 2x minus 36 = 204 (1 minus 25%) x = 365x plus 1 / 4 16 = 34 50% x minus 35% x = 3 2X minus 36 = 204, (1 minus 25%) x = 36, 5x plus a quarter multiplied by 16 = 34, 50% x minus 35% x = 3
• 6. How to solve the equation 4.25 + 1.5x = 6.5
• 7. X + 1 / 2-5 / 6 x = 4 / 5
• 8. How to solve the equation with 3.5x-7.5 = 11
• 9. Solve equation 5.5x = 11 and verify it Solve the equation and verify it
• 10. In connection with the actual life, make up a practical problem, so that the equation listed is 90 / x = 130 / x + 20
• 11. X-9(3+0.5X)=3
• 12. Who can make this equation? X - (3 + 0.5x) = 3
• 13. 3.5x = 0.15 + X solve the equation! We need a complete equation
• 14. Solve this equation: 72% (x + 15) + 58% (2.5x + 15) = 63.25 (2.5x + X + 30)
• 15. Solve the equation x + y = 58 y-4 / 5x = 4
• 16. 0.8 is the solution of equation 5x + 14 = 18, Some people are not sure about this sentence, so they want to ask someone who is proficient in it
• 17. 49 + 0.009 * 0.5x = 18 + 0.04 * 0.5x the whole process of solving this equation
• 18. How to solve 4x + 18 = 5x equation
• 19. How to solve 5x + 2x = 25 / 28-3 / 28
• 20. 88888888x88888888: 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 7 + 6 + 5 + 4 + 3 + 2 + 1