mollykate8751 mollykate8751

18-12-2016
Mathematics

contestada

Which of the following is the solution set of 18 - 3n + 2 = n + 20 - 4n?
A. ∅
B. {0}
C. all reals

Respuesta :

Аноним Аноним

18-12-2016

I hope this helps you

20-3n=20-3n

-3n+3n=20-20

0=0

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18-12-2016

If you simplify each side you get 20 - 3n = 20 - 3n
Since you have the EXACT same thing on both sides of the equation this means that any number will work, infinitely many solutions or ALL REALS, C.

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