30-3a=122

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Solution for 30-3a=122 equation: 


Simplifying
30 + -3a = 122

Solving
30 + -3a = 122

Solving for variable 'a'.

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

Add '-30' to each side of the equation.
30 + -30 + -3a = 122 + -30

Combine like terms: 30 + -30 = 0
0 + -3a = 122 + -30
-3a = 122 + -30

Combine like terms: 122 + -30 = 92
-3a = 92

Divide each side by '-3'.
a = -30.66666667

Simplifying
a = -30.66666667

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