z uchun yechish
z=-12
Baham ko'rish
Klipbordga nusxa olish
3\times 2-9\times 3z+3\times 5z=-8z+54
Tenglamaning ikkala tarafini 18 ga, 6,2,9 ning eng kichik karralisiga ko‘paytiring.
6-9\times 3z+3\times 5z=-8z+54
6 hosil qilish uchun 3 va 2 ni ko'paytirish.
6-27z+3\times 5z=-8z+54
-27 hosil qilish uchun -9 va 3 ni ko'paytirish.
6-27z+15z=-8z+54
15 hosil qilish uchun 3 va 5 ni ko'paytirish.
6-12z=-8z+54
-12z ni olish uchun -27z va 15z ni birlashtirish.
6-12z+8z=54
8z ni ikki tarafga qo’shing.
6-4z=54
-4z ni olish uchun -12z va 8z ni birlashtirish.
-4z=54-6
Ikkala tarafdan 6 ni ayirish.
-4z=48
48 olish uchun 54 dan 6 ni ayirish.
z=\frac{48}{-4}
Ikki tarafini -4 ga bo‘ling.
z=-12
-12 ni olish uchun 48 ni -4 ga bo‘ling.
Misollar
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Chegaralar
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