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ZX-206D47A91FPSAT10 P2 · 第 8 题
PSAT10 P2 · 原库模块 2 · Q8 原库参考解析
\( x=4 \)
\( y=5-x \)
The solution to the given system of equations is (x, y). What is the value of y?
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解题思路
容易忽略的一步
\( y=5-x \)
The solution to the given system of equations is (x, y). What is the value of y?
