20-11-2014
Mathematics

contestada

How many solutions does the equation have?

3(4x-3)-7x=5x-9

A.
one solution
B.
infinite solutions
C.
no solution

Respuesta :

konrad509 konrad509

20-11-2014

[tex]3(4x-3)-7x=5x-9\\ 12x-9-7x=5x-9\\ 5x-9=5x-9\\ [/tex]

It's identity ⇒ B

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