himpunan penyelesaian pertidaksamaan : [tex]3 - \frac{1}{2} (x + 3) = \frac{1}{4} (3x - 1) = [/tex]

Kelas 7 Matematika
Bab persamaan Linear

3 - (1/2) (x + 3) = (1/4) . (3x - 1)

** dikali 4 **

12 - 2x - 6 = 3x - 1
-2x - 3x = -1 - 6
-5x = -7
x = -7/-5
x = 7/5

HP = { 7/5 }