## sweett2639 one year ago I dont understand how you get from one step to another. . . has to do with differential equasions

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1. sweett2639

$u-70=e ^{\ln(u-70)} = e ^{kt+C} = e ^{C}e ^{kt}$

2. sweett2639

ln(u-70) + kt+C

3. sweett2639

theyre in reverse order

4. sweett2639

@timo86m

5. sweett2639

@bahrom7893

6. timo86m

u-7 = u-70 well it simpliifies to this. by using the exponent properties right?

7. sweett2639

i think. . . i'm not sure

8. timo86m

I am sure :)

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