Answer:
All you need to do is suppose x = 3x :

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Answer:
Anything not equal to 8x(2y)
Step-by-step explanation:
Is this meant to be multiple choice? It should just be an expression not equal to 8x(2y)?
Answer:
23
m/s
Step-by-step explanation:
We can change the km to m first. 1km = 1000m.
84km/h = 84 000m/h
Then, we can change the h to s. 1h = 3600s.
84 000m/h = 23
m/s
Answer:
696 steps
Step-by-step explanation:
Answer:
5 over 5
Step-by-step explanation:
You can see that 20x 5 is needed to get the denominator of 100, so you need to multiply the top by 5 too, to get 85/100. Hope this helps.