C. m k L hope it helps! not 100% sure
The domain of the graph is less than or equal to 0.
-45 + 150 = 105
Carol has $105 in her account after receiving her paycheck.
X in the first equation
because 3x + 6y = 9 can be reduced by dividing by 3, thus, giving u
x + 2y = 3.....x = -2y + 3...which u would sub in for x in the other equation
