(2/7)^(x+2)=343/8

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Solution for (2/7)^(x+2)=343/8 equation: 



(2/7)^(x+2)=343/8

We move all terms to the left:

(2/7)^(x+2)-(343/8)=0



Domain of the equation: 7)^(x+2)!=0

x∈R



We add all the numbers together, and all the variables

(+2/7)^(x+2)-(+343/8)=0

We get rid of parentheses

(+2/7)^(x+2)-343/8=0

We calculate fractions


()/7^x+(-2401x)/7^x=0

We multiply all the terms by the denominator


(-2401x)+()=0

We add all the numbers together, and all the variables

(-2401x)=0

We get rid of parentheses

-2401x=0

x=0/-2401

x=0

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