Respuesta :

Answer: ⇒ [tex]{x=1.51=1.50=2.0}[/tex]

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Step-by-step explanation:

First you had to subtract by 5.2 from both sides of equation.

[tex]3.1x+5.2-5.2=9.9-5.2[/tex]

[tex]3.1x=4.7[/tex]

Then you divide by 3.1 from both sides of equation.

[tex]\frac{3.1x}{3.1}= \frac{4.7}{3.1}[/tex]

Simplify it's should be the correct answer.

[tex]x=1.51=1.50=2.0[/tex]

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