Three that are equivalent are 12:9 8:6 28:21
So you make them the same common denominator
As you see, 2/10 = 8/40
2/4 = x/40, multiply by 10
2/4 = 20/40
Then add because same denominator
Now you would get:
8/40 + 20/40 = 28/40
Answer:
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Answer:
13/18
Step-by-step explanation:
26/2= 13
36/2= 18
13/18
Answer:
Subtraction and Division
Step-by-step explanation:
2x+8=9
2x+8-8=9-8
2x=1
x=1/2