3a + 4(a-2)=6a-1 +8 (2a+3)

Mapel : Matematika
Bab : SPLSV

3a + 4(a-2)=6a-1 +8 (2a+3)
3a + 4a -8 = 6a -1 + 16a +24
7a -8 = 22a+ 23
7a- 22a = 23+ 8
-15a = 31
A = 31/-15
A = -6 1/15