Explain why the expression y+y+y and 3y are equivalent?

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asked Jun 2, 2020 176k views

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Galarant · Answer 1 · 2020-06-06T08:55:52+0000

Each variable that doesn’t have a number in front of it is an invisible 1. Since y, y, and y are like terms because they have the same exponent and variable. Because they are like terms you can add and subtract them. So 1y+1y+1y= 3y

Explain why the expression y+y+y and 3y are equivalent?

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