Answer:
C
Step-by-step explanation:
They are the same without rotation and translation
Answer:
D.
Step-by-step explanation:
First, multiply straight across and put everything together:

Notice we can simplify by cancelling a b and reducing 3/12:

This cannot be simplified further.
D.
Answer:
<h2>=-7.1h+2k+1</h2>
Step-by-step explanation:

2x + (x+9) = 90
3x + 9= 90
3x= 81
x= 27
Now plug in 27 to (x+9)
27+9= 36
Final Answer = 36