Respuesta :

Answer:

Step-by-step explanation:

Simplifying

9x + -2x = 0

Combine like terms: 9x + -2x = 7x

7x = 0

Solving

7x = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Divide each side by '7'.

x = 0

Simplifying

x = 0

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