claireshowers
8^(y  2) = 2^y



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Lukecrayonz
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y=3

Lukecrayonz
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This was just using my brain, sorry.

Lukecrayonz
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I know you set the bases equal, then put the extra numbers to distribute to the powers, then set the powers equal.

dpaInc
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8^(y  2) = 2^y
(2^3)^(y  2) = 2^y
2^3(y  2) = 2^y
3(y  2) = y
now solve...

Lukecrayonz
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Yep ;P What he did.