Example

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

Question

$$\left. \begin{array} { l l l } { 5 } & { 50 - ( 15 : 5 ) } & { 4 } \\ { 5 ) } & { ( 50 - 15 ) : 5 } & { ( 4 } \end{array} \right.$$

Answer

550-3;35/5;4;5

Solution


Simplify  \(\frac{15}{5}\)  to  \(3\).
\[\begin{aligned}&550-3\\&\frac{50-15}{5}\\&4\\&5\end{aligned}\]
Simplify  \(50-15\)  to  \(35\).
\[\begin{aligned}&550-3\\&\frac{35}{5}\\&4\\&5\end{aligned}\]
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