Answer:
Step-by-step explanation:
Depending on whether or not the g(x) is x^2 or 2x, I have both ways.
If g(x) is x^2 - 9...
--> (3x^2 + 2) - (x^2 - 9) = 2x^2 + 11
If g(x) is 2x...
--> (3x^2 + 2) - (2x - 9) = 3x^2 - 2x + 11
Hope this helps!
Answer: 30x
Step-by-step explanation:
x
x 
This can also be written as :

= 
which could be written as :
x 
= 30x
Answer:
180 km
Step-by-step explanation:
1 cm=12 km
15 cm=12×15=180 km
Answer:
none
Step-by-step explanation:
there would be no solutions because 39 does not equal 15
Answer: (2,-2)
Step-by-step explanation:
Rotating 90 degrees counterclockwise (about the origin) maps (x,y) onto (-y,x), so the answer is <u>N'(2,-2)</u>