Example

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

Question

$$7x-8y+5z; -5x+2y-32; -4x\ 0y+4z$$

Answer

7*x-8*y+5*z;-5*x+2*y-32;-0+4*z

Solution


Simplify  \(4x\times 0y\)  to  \(0\).
\[\begin{aligned}&7x-8y+5z\\&-5x+2y-32\\&-0+4z\end{aligned}\]
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