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Basic Math
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Example
3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b
Question
$$-9-(-5)$$
Evaluate
$-4$
Solution Steps
The opposite of $-5$ is $5$.
$$-9+5$$
Add $-9$ and $5$ to get $-4$.
$$-4$$
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Factor
$-4$
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