emilyaderhold5411 emilyaderhold5411

15-01-2020
Mathematics

contestada

Solving Exponential and Logarithmic Equation In exercise,solve for x or t.See example 5 and 6.
2e -x+1 - 5 = 9

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princessesther2011 princessesther2011

15-01-2020

Answer:

x = -0.95

Step-by-step explanation:

2e^-x+1 -5 = 9

2e^-x+1 = 9+5 = 14

e^-x+1 = 14/2 = 7

e^-x+1 =7

-x+1 = In 7 = 1.95

-x+1 = 1.95

x = 1 - 1.95 = -0.95

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