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Mathematics 7 Online
OpenStudy (anonymous):

243^.2x=81^x+5

OpenStudy (jdoe0001):

\(\large 243^{.2x}=81^x+5?\)

OpenStudy (jdoe0001):

that is \(\large 243^{0.2x}=81^x+5 ?\)

OpenStudy (anonymous):

x+5 is the exponent

OpenStudy (anonymous):

write them both with the base of 3

OpenStudy (anonymous):

\[\large 243^{.2x}=81^{x+5}\] right?

OpenStudy (anonymous):

both 243 and 81 are powers of 3

OpenStudy (anonymous):

did i lose you completely there or no?

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