2×-3y=3dan y=2×-1 carilah persamaan nya
Matematika
Umuni
Pertanyaan
2×-3y=3dan y=2×-1 carilah persamaan nya
1 Jawaban
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1. Jawaban arinaheriyanti
mencari nilai x
2x - 3y = 3
2x - 3 (2x-1) = 3
2x - 6x + 3 = 3
-4x + 3 = 3
4x - 3 = 3
4x = 3 + 3
x = 6/4 = 3/2
masukan nilai x
2 (3/2) - 3y = 3
3 - 3y = 3
-3y = 3 - 3
y=0