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March 1, 2015

March 1, 2015

Posted by **Kellie** on Tuesday, January 16, 2007 at 2:40am.

If log5 z = 2 then z=25

2x+3=25 x=you do it.

8^x = 16^(x+2)

8^x = 2^x+2 * 8^x+2

divide by 8^x

1=64*2^(x+2)

1/64 = 2^(x+2)

1/2^6 = 2^(x+2)

2^-6 = 2^(x+2)

now take the log base 2 of each side.

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