3x+8+9=13

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Solution for 3x+8+9=13 equation: 


Simplifying
3x + 8 + 9 = 13

Reorder the terms:
8 + 9 + 3x = 13

Combine like terms: 8 + 9 = 17
17 + 3x = 13

Solving
17 + 3x = 13

Solving for variable 'x'.

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

Add '-17' to each side of the equation.
17 + -17 + 3x = 13 + -17

Combine like terms: 17 + -17 = 0
0 + 3x = 13 + -17
3x = 13 + -17

Combine like terms: 13 + -17 = -4
3x = -4

Divide each side by '3'.
x = -1.333333333

Simplifying
x = -1.333333333

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