Question 1007055
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6x - 12 + 2x = 3 + 8x - 15
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This equation is always true.


It is an identity.


To get the conclusion, simplify this equation as you usually do.

It means: collect the terms with x; collect the constant terms etc.


In this way you will get 


(6x + 2x - 8x) + (-12 -3 + 15) = 0,  or


0*x + 0 = 0, or


0 = 0.


This equation is always true, so the original equation is.