Example

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

Question

$$+\frac{1}{\lambda}\times\frac{m}{cm}=; 2b-\frac{h}{cm}=; 4,\frac{N}{h}=\frac{8}{\infty}$$

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