manbeanie638 manbeanie638
  • 11-11-2020
  • Mathematics
contestada

-2.5x - 10 = 40 what is the missing variable

Respuesta :

contactcshamp
contactcshamp contactcshamp
  • 11-11-2020

Answer:

x = -20

Step-by-step explanation:

1) Isolate x

-2.5x - 10 = 40

+ 10 + 10

-2.5x = 50

------- ------

-2.5 -2.5

x = -20

Answer Link
smauel
smauel smauel
  • 11-11-2020

Answer:

x=-20

Step-by-step explanation:

-2.5x -10=40

-2.5x -10+10=40+10

-2.5x=50

-2.5x/-2.5=50/-2.5

x=-20

Answer Link

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