tentukan x X+1/3=1/2

Mapel : Matematika
Kelas : VII SMP
Bab : PLSV

Pembahasan :
Ada dua tipe soal :
x + (1/3) = 1/2
x = 1/2 - 1/3
x = (3 - 2)/(3 . 2)
x = 1/6

Dan

(x + 1)/3 = 1/2
2(x + 1) = 3
2x + 2 = 3
2x = 1
x = 1/2