Please help it's Expo Decay and need help on each step

solve y=f(x)= -2^(-x-3) = -4​

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?

Me d is also an option but i couldn't get it in the picture