E^3t=100
ln100=3t
t=(ln100)/3
90-x because a complementary angle is =90 degrees.
Answer:
6
Step-by-step explanation: think of it this way. When you adding a positive to a negative, you simply taking the negative away from the positive. So in this case, you are subtracting 2 from 8 to get six. Or, its the difference between the positve and the negative!! Hope this helps!
