Example

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

Question

$$7 x + 4 5 x + 9$$

Answer

7*x+20*a*n*d*x+9

Solution


Simplify  \(4and\times 5x\)  to  \(20andx\).
\[7x+20andx+9\]
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