求解 -7-4p-(-5) | Microsoft Math Solver

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求值

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因式分解

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测验

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-7-4p+5

-5 的相反数是 5。

-2-4p

-7 与 5 相加，得到 -2。

-4p-2

将同类项相乘并合并。

2\left(-2p-1\right)

因式分解出 2。

示例

二次方程式