Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$2 \times (-)$$

Answer

-2*

Solution


Remove parentheses.
\[2\times -\]
Simplify negative sign.
\[-2\]
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