6p + 3q = 7 3p + 9q = 11
Matematika
nurmawidya1
Pertanyaan
6p + 3q = 7 3p + 9q = 11
1 Jawaban
-
1. Jawaban onjelinn
6p+3q = 7
3p+9q = 11
18p+9q = 21
3p+9q = 11
_________-
15 p = 10
p = 10/15
= 2/3
substitusikan ke salah satu
6p+3q = 7
4 + 3q = 7
3q = 3
q = 1