7(e + 3) = 42 expand it

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7(e + 3) = 42 expand it

Guest Feb 10, 2015

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$$7(e+3)=42$$

$$7e+21=42$$

$$7e+21(-21)=42(-21)$$

$$7e=21$$

$$e=3$$

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TakahiroMaeda Feb 10, 2015

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+676

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Best Answer

$$7(e+3)=42$$

$$7e+21=42$$

$$7e+21(-21)=42(-21)$$

$$7e=21$$

$$e=3$$

TakahiroMaeda Feb 10, 2015

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