jm1178640 jm1178640

19-11-2020
Mathematics

contestada

Please explain how to do it
2r +9r + 10 = 0

Respuesta :

minervabellacrucio minervabellacrucio

19-11-2020

Answer:

[tex]r= -\frac{10}{11}[/tex]

Step-by-step explanation:

[tex]2r+9r+10=0\\[/tex]

combine 2r and 9r

[tex]11r+10=0[/tex]

subtract 10 on both sides

[tex]11r=-10[/tex]

[tex]r= -\frac{10}{11}[/tex]

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