Question

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Ashley solved the exponential equation 3x+1 = 15 and her work is shown below. What is the first step she did incorrectly?

Answer 1

Step 1: log 3^x+1= log15

Answer 2

log?

Answer 3

Step 2: (x + 1)log 3 = log15
Step 3: x + 1 = log 15 over log 3
Step 4: x+1 = 2.708050 over 1.098612
Step 5: x + 1 = 1.418858
Step 6: x = 0.418858

Answer 4

I'm not totally postive what a log is for Algebra 2

Answer 5

you take 15 -1 that gives you 14. you take 14 divided by 3

Answer 6

that gives you 4.66666666667

Answer 7

So Step 4 is wrong @loveyourself99

Answer 8

yes very wrong

Answer 9

Thank you for your help and I kinda understand it better now @loveyourself99

Answer 10

you're welcome i love this kind of math