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Basic Math
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Percentages
Basic Number Theory
Pre-Algebra
Integers & Absolute Values
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Trigonometric Functions
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Example
3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b
Question
$$2n-2n$$
Factor
$0$
Solution Steps
Factor out $2$.
$$2\left(n-n\right)$$
Consider $n-n$. Factor out $n$.
$$0$$
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Evaluate
$0$
Solution Steps
Combine $2n$ and $-2n$ to get $0$.
$$0$$
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