If the solution of equation 3ax minus two equals 2x is better than that of equation 5x plus one equals 2x minus eleven, the value of a can be obtained

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• 1. The same solution as equation 5x - (2x-1) = 3-2 (x-1) is () a.5x = 4 B. - 5x = 4 c.5x = 3 d.5x = 2 If the solution of equation 4 (x + 1) - 3 (k-1) + 2 of X is x = k-1, then the value of K is K It is known that 3x ^ 2 (M + 5) - 1y ^ 3 and - 2Y ^ - 3 (n + 1) x ^ - (M + 6) are similar terms
• 2. Square of 3x-2-5x equation after formulation
• 3. The product obtained by multiplying the square of X + ax + B by X + 3 is the third power of X + 2x + 33?
• 4. How to divide For example: 0,1 / 3,5 / 8,5 / 6,9 / 10, () Can 1 / 3 be changed into 2 / 6, 5 / 15 as long as it is a multiple of the denominator‘ Also, it's hard to see the law of the inverse reduction of the above sequence. Can each division of labor be inverse reduced?
• 5. How to make an appointment,
• 6. Can you tell me how to convert percentage into score? Is it possible to reduce the score until it cannot be reduced? Please give an example to illustrate the basic principle and operation method. Thank you, for example, how to calculate 2.5%?
• 7. How much is the original score?
• 8. 1: Make an appointment 15 of 85 = 46 of 92 = 15 of 60 = 2 of 44 = 23 of 69 = 2 of 52 = 21 of 91 = 24 of 32= 42 of 77 = 27 of 36 = 30 of 40 = 19 of 95 = 12 of 16 = 36 of 54 = 18 of 36 = 45 of 75=
• 9. A score of 3 is about 2 times, and a score of 5 is about 2 / 3. What's the score? What is the maximum number of its numerator and denominator?
• 10. A score, with 2 about 1, with 3 about 2, the result is 3 / 4, the original score is how much?
• 11. The minimum integer value of X that makes the value of the algebraic formula 4x-1.5 greater than 3x + 5 is
• 12. A = {x 2-3x + 2 = 0} B = {x 2-4x + a = 0} if a u b = a, the range of a
• 13. X2 + 3x + X-1 of 2 minus 6 of 2 minus X-10 of 4 X-1 / x2 + 3x + 2 minus 6 / x2-x-2 minus X-10 / x2-4
• 14. (x-x2) (x2 + X-6) (x2 + 3x) (x2-3x + 2)
• 15. The sum of all natural numbers x that make the value of algebraic formula y = (x ^ 2 + 11) / x + 1 an integer is () a.6 B.11 c.12 d.13 The sum of all natural numbers x that make the value of algebraic formula y = (x ^ 2 + 11) / (x + 1) an integer is () A.6 B.11 C.12 D.13
• 16. The sum of all natural numbers x that make the value of the algebraic formula x2 + 11x + 1 an integer is______ ．
• 17. When x=____ The difference between X-1 and - 2 is 0
• 18. 1. If the rational number corresponding to the point a on the number axis is - 2.5, what is the rational number corresponding to the point 5 unit length away from the point a on the number axis?
• 19. On the number axis, if the rational number represented by point a is - 2, then the rational number represented by four points of unit length to point a is - 2
• 20. What is the rational number represented by the point whose distance from the number axis to the point-1 is equal to 1? Same topic`````