You subtract 234.68 and 157.84 and you get 76.84lb
Answer:

Step-by-step explanation:
apply the inverse properties of logarithmic and exponential functions to simplify

Inverse property of log says that

we apply this property in our problem. ln has same base 'e' . so ln and e gets cancelled




A negative times a negative is a positive, and a negative times a positive is equal to a negative. I’ve never used that program so if that what u need help with sorryyy
She spent 17 hours tutoring
$210 = 7 hours
$20 x 10 hours = $200
$210 + $200 = $410
7 Hours + 10 Hours = 17 Hours