cdersaemo cdersaemo
  • 02-04-2020
  • Mathematics
contestada

Solve for r.

–10r = 4 − 9r

Respuesta :

benitezbarbara benitezbarbara
  • 02-04-2020
The answer to the variable r is r=-4
Answer Link
wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 02-04-2020

Answer:

r = -4

Step-by-step explanation:

–10r = 4 − 9r

Add 9r to each side

–10r+9r = 4 − 9r+9r

-r = 4

Multiply each side by -1

-1 *-r = 4 *-1

r = -4

Answer Link

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