Example

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

Question

$$\frac{(3+5)-5\times2$$

Answer

-2

Solution


Simplify  \(3+5\)  to  \(8\).
\[8-5\times 2\]
Simplify  \(5\times 2\)  to  \(10\).
\[8-10\]
Simplify.
\[-2\]
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