What’s the solution for x- 5 =5

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0

Atype of plant is introduced into an ecosystem and quickly begins to take over. a scientist counts the number of plants after mmonths and develops the equation p(m)= 19.3(1.089)^m to model the situation. most recently, the scientist counted 138 plants.assuming there are no limiting factors to the growth of the plants, about how many months have passed since the plants werefirst introduced? a)o 6.1b)0.6.6c)10 72d)o 23.1

Need plz been trying to do it for a long time and still haven’t succeeded