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6 ln(8x+1)-14=28 solve for the exact value of x

2 Answers

3 votes

Answer:x=e^7-1/8

Explanation:

6 ln(8x+1)-14=28

+14 +14

6 ln(8x+1) =42

6 ln(8x+1)/6 42/6

log e (x) = a-->e^a=x

8x+1=e^7

8x/8 =e^7-1/8

x=e^7-1/8

User Kris Gruttemeyer
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2 votes

ln(8x+1) = (28+14)/6 = 7

8x+1 = e^7

8x = e^7 - 1

x = (e^7 - 1)/8

User Otravers
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