3x+9+x=17

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Solution for 3x+9+x=17 equation: 


Simplifying
3x + 9 + x = 17

Reorder the terms:
9 + 3x + x = 17

Combine like terms: 3x + x = 4x
9 + 4x = 17

Solving
9 + 4x = 17

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 4x = 17 + -9

Combine like terms: 9 + -9 = 0
0 + 4x = 17 + -9
4x = 17 + -9

Combine like terms: 17 + -9 = 8
4x = 8

Divide each side by '4'.
x = 2

Simplifying
x = 2

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