Answer:
h = 5.5
Step-by-step explanation:
2.3 + h = 7.8
-2.3 -2.3
h = 5. 5
So you want the totals to be -6 and 10, so for -6, I would do -|3| + -|3|. The negative sign on the outside cancels it out. For 10, you could do |3| + |-7|.
Answer:
thats 35 mins
Step-by-step explanation:
here. I don't know if its right but i hope it is.