qwerty123 qwerty123

03-03-2015
Mathematics

contestada

solve for (n):

10n - 8 + 4n =20?

solve for (x):

2x + 3x = 25?

Respuesta :

konrad509 konrad509

03-03-2015

[tex] 10n - 8 + 4n =20\\ 14n=28\\ n=2\\\\ 2x+3x=25\\ 5x=25\\ x=5[/tex]

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