Answer:
6x-3y
Step-by-step explanation:
3 * 2x = 6x
3 * - y = 3y
So 6x - 3y
54 
A right triangle is a shape that looks like half of a square. The height of the triangle is 12, and the base of the triangle is 9. To find the area, use the following formula:
A =

=

=

= 54
Answer:
in the intersection region of all the solution in the system.
Answer:
180
Step-by-step explanation:
Answer:
A
Step-by-step explanation: