Logarithmic Equation Page 2
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2Name :
Score :
Answer key
Solve each logarithmic equation. Round the answer to two decimal places.
1) ln 2.8x = 0.2
2) ln (x + 8) = 0.86
x =
0.44
x =
– 5.64
3) ln (x – 4) = 0.01
4) 3 ln 12x = 2.9
5.01
0.22
x =
x =
x
5) ln
= 0.76
6) ln (x + 3) = 2.11
1.2
x =
2.57
x =
5.25
7) ln 10.4x = 0.64
8) 7 ln (x – 0.05) = 2.49
0.18
1.48
x =
x =
x
9) ln (x + 12) = 1.08
10) ln
= 5.43
0.1
– 9.06
22.81
x =
x =
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