vanessafonti12
vanessafonti12 vanessafonti12
  • 07-10-2018
  • Mathematics
contestada

Show your work. Solve for x.
-3(x+2)+5x=-9

Respuesta :

cmoreno511 cmoreno511
  • 07-10-2018

-3(x+2)+5x=-9

-3(x)-3(2)+5x=9

-3x-6+5x=9

2x-6=9

2x=9+6

2x= 15

2x/2=15/2

X= 7.5

Answer Link
SomeoneSmart
SomeoneSmart SomeoneSmart
  • 07-10-2018

[tex]-3(x+2)+5x=-9[/tex]


Distribute the -3

[tex]-3x-6+5x=-9[/tex]

Combine like terms

[tex]2x-6=-9[/tex]

Add 6 on both sides

[tex]2x=-3[/tex]

Divide by 2 on both sides

[tex]x=-1.5[/tex]

x is equal to -1.5

Answer Link

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