Getting ready for Exponents

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Simplify: [latex]{3}^{4}[/latex]

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Simplify:

[latex]-7-\left(-4\right)\text{ and }-7+4[/latex]

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	[latex]-7-\left(-4\right)[/latex] and [latex]-7+4[/latex]
Subtract to simplify.	[latex]-7-\left(-4\right)=-3[/latex]
Add to simplify.	[latex]-7+4=-3[/latex]
Subtracting [latex]−4[/latex] from [latex]−7[/latex] is the same as adding [latex]4[/latex] to [latex]−7[/latex].