x uchun yechish
x=-300
Grafik
Baham ko'rish
Klipbordga nusxa olish
-\frac{2}{5}x=120
-\frac{2}{5}x ni olish uchun \frac{3}{5}x va -x ni birlashtirish.
x=120\left(-\frac{5}{2}\right)
Ikki tarafini -\frac{5}{2} va teskari kasri -\frac{2}{5} ga ko‘paytiring.
x=\frac{120\left(-5\right)}{2}
120\left(-\frac{5}{2}\right) ni yagona kasrga aylantiring.
x=\frac{-600}{2}
-600 hosil qilish uchun 120 va -5 ni ko'paytirish.
x=-300
-300 ni olish uchun -600 ni 2 ga bo‘ling.
Misollar
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\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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Chegaralar
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