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

Answer Link
Cathenna
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

Otras preguntas

Who makes federal laws?
What happened at the Constitutional Convention?
The Federalist Papers supported the passage of the U.S. Constitution. Name one of the writers.
Two forms of solid carbon, diamond and graphite, differ in their physical properties due to the differences in their (1) atomic numbers (2) crystal structures (
What is one thing Benjamin Franklin is famous for?
Given the balanced equation representing a reaction: H2O + HCl ==> H3O+ + Cl- According to one acid-base theory, the H2O molecule (1) accepts H+ ions (3
What ocean is on the West Coast of the United States?
The House of Representatives has how many voting members?
We elect a U.S. Representative for how many years?
In what month do we vote for President?