Spdlv 2x-y=4 dan 2x+3y=12
Matematika
lestarisucimiwa
Pertanyaan
Spdlv 2x-y=4 dan 2x+3y=12
1 Jawaban
-
1. Jawaban aarief137
2x-y=4(x3)
2x+3y=12(x1)
6x-3y=12
2x+3y=12
6x-3y=12+(2x+3y=12)
8x=24 x=24/8 x=3
2x-y=4
2(3)-y=4
6-y=4
-y=4-6 -y=-2
Y=2