Answer:
8.) -120
9.) -5
10.) -1
Step-by-step explanation:
8.) ab - c
5(-12) - 60
-60 - 60 = -120
9.) -10 - (-7) + 2 (3 - 4)
-3 + 2(-1)
-3 + (-2) = -5
10.) Add all the numbers up then divide by how many numbers there are.
Apparently its 4 units <span />
3 and 2/5 my explanation is because I know
Answer:
None of the above
Step-by-step explanation:
10 + 10 + 4 + 4 = 28
First choice
4 + 4 + 5 + 5 = 18 X
Second choice
8 + 8 + 3 + 3 = 22 X
Third choice
9 + 9 + 7 + 7 = 32 X
Therefore there is none that are the same.
<span>Well divide
<span> 2 x 10^-4 and 1 x 10^-5 </span>to get 2 x 10^1</span>