7 h ( 3 - b ) = 12b + ( 10 - 8b ) tolong jwb yg cepet

Mapel : Matematika
Kelas : VII SMP
Materi : PLSV

Pembahasan :
7 - (3 - b) = 12b + (10 - 8b)
7 - 3 + b = 4b + 10
4b - b = 4 - 10
3b = -6
b = -2

Hp : {-2}