begin{arrayl0.5x+1.2y=7.11.5x-0.8y=2.3endarray.

Perguntas Frequentes

• Resolva usando o método de substituição $\{\begin{array}{l}0.5x+1.2y=7.1\\ 1.5x-0.8y=2.3\end{array}$

  

  $$\left(x,y\right)=\left(\frac{211}{55},\frac{95}{22}\right)$$

• Resolva usando o método de eliminação $\{\begin{array}{l}0.5x+1.2y=7.1\\ 1.5x-0.8y=2.3\end{array}$

  

  $$\left(x,y\right)=\left(\frac{211}{55},\frac{95}{22}\right)$$

• Resolva usando o método de Gauss-Jordan $\{\begin{array}{l}0.5x+1.2y=7.1\\ 1.5x-0.8y=2.3\end{array}$

  

  $$\left(x,y\right)=\left(\frac{211}{55},\frac{95}{22}\right)$$

• Resolva usando a regra de Cramer $\{\begin{array}{l}0.5x+1.2y=7.1\\ 1.5x-0.8y=2.3\end{array}$

  

  $$\left(x,y\right)=\left(\frac{211}{55},\frac{95}{22}\right)$$

• Determine se as linhas são paralelas, perpendiculares ou nenhuma das duas $\{\begin{array}{l}0.5x+1.2y=7.1\\ 1.5x-0.8y=2.3\end{array}$

  

  $$\text{Nem paralelo nem perpendicular}$$