Example

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

Question

$$\frac{(3.3\times10^{15})(6\times10^{10})}{(1.1\times10^{8})(3\times10^{3}}\cdot9$$

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