1. himpunan penyeselaian system persamaan x+4y=-10 dan 5x+2y=4 adalah....
2.Diketahui sistem persamaan x-3y-5=0 dan 2x-5y=9.Nilai dari 4x-11y adalah...
3.Berikut ini yg merupakan persamaan linier dua variabel adalah..
a.4x+2xy=6
b.2x(x-y)=5
c.2(x+3y)=y-x
d.3x-5=x+7
4.jika x dan y merupakan penyeselaian dari sistem persamaan 2x+3y=15 dan x+4y=15,maka nilai dari 2x-3y adalah...
5.Himpunan penyeselaian dari sistem persamaan X+5/3y=11/3dan2/7x+y=11/7 adalah...
a.{(2,1)}
b.{(3,1)}
c.{(1,2)}
d.{(1,3)}
6.Asri membeli 3 buah roti A dan 5 buah roti B dengan harga RP.34.000.00,sedangkan Barkah juga membeli 1 buah roti A dan 1 buah roti B dengan Harga RP.8.000.00 jika cantik membeli 2 roti A dan 2 buah roti B,maka jumlah uang yg harus dibayar adalah....
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