Tìm số nguyên x, biết:a) (-300):20 + 5.(3x – 1) = 25;b) (5.13)^x = 25.(5³ + 4.11)² : (3⁴ – 3⁵:3³ + 97) (x 0);c) (x – 5)(3x – 6) = 0;d) (2x + 1)².(x – 6) > 0;e) (x + 1).(x – 4) < 0.

Tìm số nguyên x, biết:

a) (-300):20 + 5.(3x – 1) = 25;

b) (5.13)^x = 25.(5³ + 4.11)² : (3⁴ – 3⁵:3³ + 97) (x 0);

c) (x – 5)(3x – 6) = 0;

d) (2x + 1)².(x – 6) > 0;

e) (x + 1).(x – 4) < 0.

Tìm số nguyên x, biết:a) (-300):20 + 5.(3x – 1) = 25;b) (5.13)x = 25.(53 + 4.11)2 : (34 – 35:33 + 97) (x 0);c) (x – 5)(3x – 6) = 0;d) (2x + 1)2.(x – 6) > 0;e) (x + 1).(x – 4) < 0.