SOLUTION: what property does is this, (1)(4y)=4y

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Question 562792: what property does is this, (1)(4y)=4y
Answer by issacodegard(60) About Me  (Show Source):
You can put this solution on YOUR website!
Hi, I'll show the steps and properties used to prove (1)(4y)=4y
1 is the multiplicative identity so 1*x=x for any x.
So, this is the only property of real numbers needed.