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10-05-2018
Mathematics

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Simplify. 3.2 = n + 7.8 A. −4.6 B. 4.6 C. −5.6 D. 5.6

Respuesta :

Faithl0326 Faithl0326

10-05-2018

[tex]3.2=n+7.8[/tex]
switch sides
[tex]n+7.8=3.2[/tex]
subtract 7.8 from both sides
[tex]n+7.8-7.8=3.2-7.8[/tex]
simplify
[tex]n=-4.6[/tex]
so the answer is A
Hope this helps :)

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