darnellammonds darnellammonds

13-01-2015
Mathematics

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How do I solve a problem like -8(n+3)+28=-5n-5

Respuesta :

system404manager system404manager

13-01-2015

-8(n+3)+28=-5n-5

-8n-24+28=-5n-5

-8n+4=-5n-5

-8n+4-4=-5n-5-4

-8n=-5n-9

-8n+5n=-5n+5n-9

-3n=-9

-3n/-3=-9/-3

n=3

n=3 is the correct answer

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