tonykinney2009
tonykinney2009 tonykinney2009
  • 08-05-2019
  • Mathematics
contestada

-2(×+5)-7=3x+2(x-5) please solve the problem show your work do not solve for x​

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 08-05-2019

Answer:

  • simplifies to -2x -17 = 5x -10
  • x = -1 . . . . the solution

Step-by-step explanation:

-2(x+5)-7=3x+2(x-5) . . . . starting equation

-2x -10 -7 = 3x +2x -10 . . . eliminate parentheses using the distributive property

-2x -17 = 5x -10 . . . . . . . . . collect terms

-7 -2x = 5x . . . . . . . . . . . . . add 10

-7 = 7x . . . . . . . . . . . . . . . . . add 2x

-1 = x . . . . . . . . . . . . . . . . . . . divide by 7

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