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Mathematics 7 Online
OpenStudy (anonymous):

3^x-2=27^x+3

OpenStudy (campbell_st):

so is the question \[3^{x -2} = 27^{x + 3}\]

OpenStudy (anonymous):

yes!

OpenStudy (campbell_st):

ok... so you need the same base... 27 = 3^3 so you problem can be written as \[3^{x -2} = (3^3)^{x + 3}\] using the power of a power index law its \[3^{x -2} = 3^{3x + 9}\] since the bases are the same, both 3, all you need to do is solve x - 2 = 3x + 9 for x hope this helps.

OpenStudy (anonymous):

That does thank you!

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