Answer:
hii
Step-by-step explanation:
3(x-2)-2x+3=-12
3 times x = 3x
3 times -2 = -6
3x-6-2x+3=-12
3x + 2x = 5x
-6 + 3 =-3
i don't know the rest I'm sorry
Answer:
Addition
Step-by-step explanation:
x - 3 = -5
Add 3
x = -2
Step-by-step explanation:
3x= (-8) -4
x=(-12)/3
x= -4
Step-by-step explanation:

Therefore, Ronald achieved his goal of 53 kg after 9 months.