Respuesta :

Answer: x=-1.9

Step-by-step explanation:

[tex]5x+2x=7x[/tex]

[tex]7x+18=5[/tex]

-18 on both sides

[tex]7x=-13[/tex]

divide 7 on both sides

[tex]x=-1.9[/tex]

Answer

X=-1.9

solution

[tex]5x + 18 + 2x = 5 \\ or \: 5x + 2x + 18 = 5 \\ or \: 7x + 18 = 5 \\ or7x = 5 - 18 \\ or \: 7x = - 13 \\ \: x = - \frac{13}{7} [/tex]

X=-1.9

hope this helps..

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