Answer: I haven't been in Geometry in a while but watch this video. It should help you.
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
300- x =100
50+50=100
100+100=200
300-200=100
300-200=100
so she bought 4 video games
Answer:
abc
Step-by-step explanation:
Answer:
7
Step-by-step explanation:
20 - 12 = 8
15 - b = 8
-b = 8 - 15
b = 7 ( -ve signs will become +ve)