7^x-4=42

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Solution for 7^x-4=42 equation: 



7^x-4=42

We move all terms to the left:

7^x-4-(42)=0

We add all the numbers together, and all the variables

7^x-46=0

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

7^x=46

x=46/1

x=46

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