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绘制图像 If two lines are parallel and they are defined by the equations, y=4x-5 and y=ax+2 ; what is the value of a ?

我解不出这道题目。

[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$

请确保您的密码至少为 8 个字符并包含以下每种字符:

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特殊字符：@$#!%*?&