3x-13=86

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Solution for 3x-13=86 equation: 


Simplifying
3x + -13 = 86

Reorder the terms:
-13 + 3x = 86

Solving
-13 + 3x = 86

Solving for variable 'x'.

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

Add '13' to each side of the equation.
-13 + 13 + 3x = 86 + 13

Combine like terms: -13 + 13 = 0
0 + 3x = 86 + 13
3x = 86 + 13

Combine like terms: 86 + 13 = 99
3x = 99

Divide each side by '3'.
x = 33

Simplifying
x = 33

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