HabisinPoin2990 + 188 + n = 12n – 3n = jgn follow biar telat ｡◕‿◕｡​

Jawaban:

2990 + 188 + n = 12n – 3

3178 + n = 12n – 3

3178 + 3 = 12n – n

3181= 11n

n = 3181/11

Penjelasan dengan langkah-langkah:

2990 + 188 + n = 12n – 3

(2.990 + 188) + n = 12n – 3

3.178 + n = 12n – 3

n – 12n = -3 – 3.178

-11n = -3.181

n = -3.181/-11

n = 3.181/11