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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
$$-10-(-15)$$
Evaluate
$5$
Solution Steps
The opposite of $-15$ is $15$.
$$-10+15$$
Add $-10$ and $15$ to get $5$.
$$5$$
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Factor
$5$
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