Harmonystanley2007 Harmonystanley2007

04-06-2020
Mathematics

contestada

Solve for r.

–7r = –8r − 20

r =

Respuesta :

Wishing Wishing

04-06-2020

Answer:

r = -20

Step-by-step explanation:

–7r= –8r−20

Add 8r to both sides

r = -20

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Cathenna Cathenna

04-06-2020

Answer:

[tex] \boxed{r = -20} [/tex]

Step-by-step explanation:

[tex] = > - 7r = - 8r - 20 \\ \\ = > - 7r + 8r = - 20 \\ \\ = > 8r - 7r = - 20 \\ \\ = > r = - 20[/tex]

Answer Link

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