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23 votes
Solve the equation f - (-4) = 12. Of=-8 Of=8 Of=16 f = -9

User Laura Uzcategui
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1 Answer

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13 votes

\begin{gathered} f-(-4)=12 \\ f+4=12 \\ f=12-4 \\ f=8 \end{gathered}

Therefore f is equatl to 8.

User Grinmax
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