Example

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

Question

$$05-24$$

Answer

-19

Solution


Use this rule: \(a-b=-(b-a)\).
\[-(24-05)\]
Use the algorithm method.
114
24
-05
19
After simplification, we have:
\[-(24-05)=-19\]
Therefore, \(5-24=-19\).
\[-19\]
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