So, if k/9=3/9, then k=3, because it is a variable substituting 3. :D Hope I could help!
4/5x - 4/10 = 2/20...multiply everything by common denominator 20
16x - 8 = 2
16x = 2 + 8
16x = 10
x = 10/16 which reduces to 5/8 <=
18xy
You need to do 6*3=18
Then x*y= xy
14/23=0.61
He reads a bit over half a book per week
Answer: P=28 meters
Step-by-step explanation:
× a ⇒ a is the side length
× 
