CoreIneglos CoreIneglos
  • 08-12-2015
  • Mathematics
contestada

Simplify (3x + 5) + (2x - 9) - (4x + 3).
x - 7
-x - 7
-9x - 1
9x - 1

Respuesta :

ttbearg ttbearg
  • 08-12-2015
(3x+5) + (2x-9) - (4x+3)
Open the parentheses.
3x + 5 + 2x - 9 - 4x - 3
Combine like terms.
3x + 2x - 4x + 5 - 9 - 3
Sometimes it helps to think of them separately:
3x + 2x - 4x = x (because 3+2-4=1)
5 - 9 - 3 = -7 
So the final thing is
X - 7
Answer Link
vladalexaapp
vladalexaapp vladalexaapp
  • 07-01-2021

Answer:

X - 7

Step-by-step explanation:

Answer Link

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