Finding positive integer solutions of inequality 3 / (2x-1) + x < 5 (2x-1) / 3 + x < 5 is wrong

Finding positive integer solutions of inequality 3 / (2x-1) + x < 5 (2x-1) / 3 + x < 5 is wrong


(2x-1) / 3 + X < 5 can be changed to (2x-1) / 3 < 5-x, which is equivalent to Y1 = (2x-1) / 3 and y2 = 5-x



The minimum integer solution of inequality system x > - 3 / 2,5-2x > is


x> - 3 / 2, that is to say, X > - 1.5
5-2x > 0 means that both sides of 5 > 2x divide by 2 at the same time to get 2.5 > x, that is, x < 2.5
So - 1.5 < x < 2.5 x can only get integers - 1, 0, 1 and 2, among which - 1 is the smallest



Please solve the inequality 5 ≤ 3x-5 / 2 ≤ 8
It should be 5 ≤ (3x-5) / 2 ≤ 8,


5≤3x-5/2≤8;
15/2≤3x≤21/2;
5/2≤x≤7/2;
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Solving inequality 3x-5


3x-5



Solving inequality-8 < - 6-4x-2


-2/3



Given that the solution set of the inequality X-1 is greater than X and the inequality 3x-a is greater than 5x-1 about X is the same, try to find the value of A


First question x



The set of solutions of the system of inequalities, where 5x is less than or equal to - 1,3 + X is greater than 2-x, 3x + 2 is greater than 2 (X-2) and 3x-4 is less than or equal to 11-2x


The first group is an empty set
The second is 0,1,2,3



Using inequality representation, find the set of inequality solutions, and on the number axis, show that (1) half of C is less than or equal to 3
(2) The - 1 / 3 times of X is not more than 2 / 3 (3) 3x is smaller than the sum of 2x and 1 (4) the 4 times of Y is not less than - 12 (5) 10-4 (x-4) ≤ 2 (x-1) (6) y + 1 / 6-2y-5 / 4 ≥ 1 urgent! OK, I add, thank you
Will do several, urgent!! Good people help


I don't want to draw half of the number axis (1) C less than or equal to - 1 / 3 times of 3C * 1 / 2 ≤ 3C ≤ 6 (2) x, no more than 2 / 3 x * (- 1 / 3) ≤ 2 / 3-x ≤ 2  x ≥ - 2 (3) 3x less than the sum of 2x and 1 3x < 2x + 13x-2x < 1  x < 1 (4) y, no less than - 12 y *



How to express the solution set of inequality 1 / 5 + 2x greater than or equal to 1 on the number axis


2 + 2x "= 1, the solution is x" = 0.4, and the solid point of 0.4 on the number axis is drawn up to the right



On the number axis, the inequality x is less than or equal to 3, and X is not equal to 1


This is to draw an arrow to the left from x = 3, then 3 are solid, and draw a hollow point at x = 1!