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Solve for X 1.) 5(4)^x=320 solve for x 2.) 7 (1/3)^x=7/27 solve for x
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Solve for X

1.) 5(4)^x=320 solve for x

2.) 7 (1/3)^x=7/27 solve for x

User Claudio Valerio
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1 Answer

7 votes

Answer:


5(4)^x=320\\(5(4)^x)/(5)=(320)/(5)\\ 4^x=64\\x*(log(4) )=log(64)\\x=(log(64))/(log(4))\\ x=3

Explanation:

User OunknownO
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