Resolver (9 + 6sqrt(7) * 7)/2 = a + b * sqrt(7) | Equatix - Math Solver

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Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$\frac{9+6\sqrt{7}\times7}{2}=a+b\sqrt{7}$$