Question

Find the sum of all the solutions to the equation $7^{3x^{2} }$ × $5^{x}$ = 11.

Answer 1

Step-by-step explanation:

7^3 x^2 ×5^x=11

343 x×x × 5^x=11

343 x × 5=11

343x=11÷5

343x=2.2

x=2.2÷343

x=11/5 ÷343/1

x= 11/5× 1/343

x=11/1715

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