persamaan {2x-y=8 dan x+2y=4
Matematika
hera138
Pertanyaan
persamaan {2x-y=8 dan x+2y=4
1 Jawaban
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1. Jawaban bangilham
2x - y = 8
x + 2y = 4
2x - y = 8
2x + 4y = 8
----------------- -
-5y = 0
y = 0
2x - y = 8
2x - 0 = 8
2x = 8
x = 8/2
x 4