Solutia ecuatiei -9x+17=-10 este..

Răspuns :

[tex] - 9x + 17 = - 10 \\ - 9x = - 10 - 17 \\ - 9x = - 27 | \times ( - 1) \\ 9x = 27 \\ x = \frac{27}{9} \\ \boxed{x = 3}[/tex]

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-9x=-10+(-17)
-9x=-27
x=-27/-9
x=3

R: x=3