Answer:
y=¾(4x-20)
y=3x-15
Final answer= y - 3(x+12)
=y - 3x-36
=3x-15-3x-36
= -51
um ok.........................
C. x > 15
Step-by-step explanation:
I think it is 24 but I don't know the rest sorry 乁( •_• )ㄏ