simone1280 simone1280

19-07-2018
Mathematics

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whats 3/5 + -7/5
A.) -2
B.)-4/5
C.)4/5
D.)2

Respuesta :

19-07-2018

[tex]\text{Denominators are the same, therefore:}\\\\\dfrac{3}{5}+\dfrac{-7}{5}=\dfrac{3+(-7)}{5}=\dfrac{3-7}{5}=\dfrac{-4}{5}[/tex]

Answer: B.) -4/5

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