Gamer7863 Gamer7863

27-04-2022
Mathematics

contestada

-y + 2y = what ? Please help and why is it negative or positive ?

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eleanordewfall eleanordewfall

27-04-2022

Step-by-step explanation:

-y is the same as writing -1y. if we forget about the y’s, -1 + 2 = 1. so -1y + 2y = 1y, or just y to be simpler :)

i hope this helps :)

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loneguy loneguy

27-04-2022

[tex]-y+2y=2y-y=(2-1)y=y[/tex]

It is positive because the coefficient is positive.

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