kyiah69 kyiah69
  • 09-10-2019
  • Mathematics
contestada

(1) 39 = 2x - 5(-3x + 16)

Respuesta :

calculista
calculista calculista
  • 14-10-2019

Answer:

The solution is [tex]x=7[/tex]

Step-by-step explanation:

we have

[tex]39= 2x- 5(-3x+16)[/tex]

Solve for x

Distribute right side

Remember that

[tex](-1)(-1)=+1\\(-1)(+1)=-1[/tex]

[tex]39=2x+5(3x)-5(16)[/tex]

[tex]39=2x+15x-80[/tex]

Combine like terms right side

[tex]39=17x-80[/tex]

Adds 80 both sides

[tex]39+80=17x[/tex]

[tex]119=17x[/tex]

Divide by 17 both sides

[tex]7=x[/tex]

Rewrite

[tex]x=7[/tex]

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