Answer:
The number of bicycles in the store is 
Step-by-step explanation:
Let
x------> the number of bicycles
y-----> the number of tricycles
we know that
The bicycles has two wheels and the tricycles has three wheels
so
------> equation A
------> equation B
substitute equation B in equation A and solve for y
Find the value of x

Answer:
i believe it's 12 but i'm not entirely sure
Step-by-step explanation:
i hope this helps :) please let me know if it was wrong
have a nice day !!
G(x) when x = -3 : 4 - 3(-3) = 13
2. 4
3. -11