7^x=7^3

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Solution for 7^x=7^3 equation: 



7^x=7^3

We move all terms to the left:

7^x-(7^3)=0

We add all the numbers together, and all the variables

7^x-343=0

We move all terms containing x to the left, all other terms to the right

7^x=343

x=343/1

x=343

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