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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
$$(-3)-(-1)$$
Evaluate
$-2$
Solution Steps
The opposite of $-1$ is $1$.
$$-3+1$$
Add $-3$ and $1$ to get $-2$.
$$-2$$
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Factor
$-2$
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