Answer:
2 white roses.
A dozen is 12.
12-10 red roses = 2 white roses
Step-by-step explanation:
Answer:

Step-by-step explanation:
Rewrite the system of equations as:

Subtract the second equation from the first to isolate
:

Plug in
into any of the equations above and solve for
:

Verify that the solution pair
works 
Therefore, the solution to this system of equations is:

It the outside of a figure
7.5 is already in decimal form.
Answer:
[in picture]
Step-by-step explanation:
I didn't see any options, so I used Desmos, which is a graphing calculator. I entered the equation in and it came up with this: