Answer:
Subtracts 12-4
Step-by-step explanation:
3x+4=12
you will move 4 to the other side to make it 12-4 it is minus because the sign changes when you move it.
Graph B would be the answer.
3x-2y=12
-2y=-3x+12
y=3/2x-6
90x+120 is equivalent to 30 (3x+4)
Answer: -5,-1
Step-by-step explanation: