Answer:
x = -15
Step-by-step explanation:
3×+34-×=4
2×+34=4
2×+34-34=4-34
2×=4-34
2×= -30
2×/2=-30/2
×= -15
1 1/5 or 6/5
So you get 2/5 every 1/2 hour so take the amount you have and times it by 3.
800 divided by 4 which is 200
