“微信扫一扫”进入题库练习及模拟考试

初中数学七年级下册(573题)


用适当的方法解下列方程组:

\(\left\{ {\begin{array}{*{20}{l}}
{5x - 2y = 3} \\
{x + 6y = 11}
\end{array}} \right.\)



知识点:第八章 二元一次方程组


参考答案:\(\left\{ {\begin{array}{*{20}{l}}
{x = \frac{5}{4}} \\
{y = \frac{{13}}{8}}
\end{array}} \right.\)

进入考试题库


To Top