The answer should be C if you were to add each point.


Solve using substitution in a system of equations.
Answer:
5
Step-by-step explanation:
Put -6 where x is and do the arithmetic.

Answer:
AREA =18
Step-by-step explanation
think of a rectangle, 12 by 3 which is also 12*3
so you do 12*3=36
but since it is a triangle you have to divide it by 2
36/2=18
18