Answer:
1. No.
2. Yes, there is no solution here.
Step-by-step explanation:
The former:

is our set of solutions.
The latter:

In other words, there is not any solution from the set of real numbers that suits us.
Answer:
G+2 present age of Olga
and (G+2)+5 her age in five years.
hope it helps.
Answer:
x
Step-by-step explanation:
just look at them what do they have in common?
Exponential growth because maths is good
Answer:
12
Step-by-step explanation: