Sistem persamaan 4x+3y-7 = 0 dan4x-1-3y = 0 himpunan penyelesaian?
Matematika
yogi1505
Pertanyaan
Sistem persamaan 4x+3y-7 = 0 dan4x-1-3y = 0 himpunan penyelesaian?
1 Jawaban
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1. Jawaban dani67319
4x+3y-7=0 =4x+3y=7
4x-1-3y=0 =4x-3y=1
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6y=6 y=1
substitusi = 4x+3y=7
4x+3=7
4x=4
x=1