Menyelesaikan 77^ 30+1 3^ 7a-3a-7+15 | 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

$$\frac{77^{30+1}}{3^{7a-3a-7+15}$$