chrissy1610
chrissy1610 chrissy1610
  • 21-08-2019
  • Mathematics
contestada

-4x -7 - 3x + 4 = 25

Respuesta :

Gasaqui
Gasaqui Gasaqui
  • 21-08-2019

Answer:

x=-4

Step-by-step explanation:

-4x -7 - 3x + 4 = 25

-7x=25-4+7

x=-28/7

x=-4

Answer Link
Аноним Аноним
  • 21-08-2019

-4x -7 - 3x + 4 = 25

-4x-3x-7+4= 25 rearranging

-7x-3= 25

Move -3 to the other side. Sign changes from -3 to +3.

-7x-3+3=25+3

-7x= 28

divide by -7

-7x/-7= 28/-7

x= -4

Answer: x= -4

Answer Link

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