ONE QUESTION, ONE STEP
ZX-FECD8EE0C7Bluebook试题8 · 第 15 题
Bluebook试题8 · 原库模块 2 · Q15 原库参考解析
\( y=-3x \)
\( 4x+y=15 \)
The solution to the given system of equations is (x, y). What is the value of x?
参考答案：
解题思路
容易忽略的一步
\( 4x+y=15 \)
The solution to the given system of equations is (x, y). What is the value of x?
