tazia2002
tazia2002 tazia2002
  • 12-04-2018
  • Mathematics
contestada

Solving -4(x+1)-3=-3(x-4) A-19 B19
C2 D0

Respuesta :

kudzordzifrancis
kudzordzifrancis kudzordzifrancis
  • 21-03-2019

ANSWER

A. -19

EXPLANATION

We want to solve

[tex] - 4(x + 1) - 3 = - 3(x - 4)[/tex]

for x.

Expand the parentheses.

[tex] - 4x - 4- 3 = - 3x + 12[/tex]

[tex] - 4x - 7 = - 3x + 12[/tex]

Group similar terms:

[tex] - 4x + 3x = 12 + 7[/tex]

Simplify

[tex] - x = 19[/tex]

Divide both sides by -1

[tex] x= - 19[/tex]

The correct choice is A.

Answer Link

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