Posted by **BRYANNA** on Wednesday, May 9, 2007 at 10:43pm.

whats -2y+3(4-y)=12-5y?

-2Y+(12-3Y)=12-5y

-5Y+12=12-5Y

0=0

i do not like reading but now i am sleepy all day and need help with my reading homework

as Maricela showed, the left side = right side.

So it is an identity and true for any value of y you choose.

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