Answer:
(g ○ f )(x)
Step-by-step explanation:
(g ○ f )(x) means substitute f(x) into g(x) , that is
g(
)
=
+ 5
Paul has the most pizzas at the end of 9 days. Paul has 66 pizzas while Cindy has 52 pizzas.
Look at the photo to see the work.
The scale factor is x2 or 100. 2 times 2 is 4 and n

- 5 = -7 .
____________________________________________This would be one way to write the expresion/equation; in which "x" represents the unknown number.
Now, to solve for "x" ;
____________________________________________Given:
____________________________________________
- 5 = -7 ;
Add "5" to EACH SIDE of the equation:
_____________________________________________
- 5 + 5 = -7 + 5 ;
to get:

= -2 ;
x = (-2 * 3) ;
_________________________________x = - 6 .
_________________________________