Example

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

Question

$$4(2+3); x\cdot12$$

Answer

4*5;x*12

Solution


Simplify  \(2+3\)  to  \(5\).
\[\begin{aligned}&4\times 5\\&x\times 12\end{aligned}\]
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