Answer:
#10=6 #11=90 #12=-10
Step-by-step explanation:
15-9=6
59+31=90
5+2-y=-3
7-y=-3
7-10=-3
Answer:
Step-by-step explanation:
The skier would have to go skiing 15 days im pretty sure.
hope im right :)
Answer:
Both
Step-by-step explanation:
Both because they are each a pund plz rate 5
Answer:
-9 - J
Step-by-step explanation:
<x2 – x1, y2 – y1>
<a, b> = ai + bj.