3x-4=122

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Solution for 3x-4=122 equation: 


Simplifying
3x + -4 = 122

Reorder the terms:
-4 + 3x = 122

Solving
-4 + 3x = 122

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 3x = 122 + 4

Combine like terms: -4 + 4 = 0
0 + 3x = 122 + 4
3x = 122 + 4

Combine like terms: 122 + 4 = 126
3x = 126

Divide each side by '3'.
x = 42

Simplifying
x = 42

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