11.9
i just got it right on a quiz so yeah
Answer:
2x +3x =7-13=4+8
Step-by-step explanation:
5x= -6= 12
Answer:
16
Step-by-step explanation:
count the dots. each is one observation
Answer:
2:3
Step-by-step explanation:
54/3=18
18/3=6
6/3=2
81/3=27
27/3=9
9/3=3
so,2:3