30+6a=54

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Solution for 30+6a=54 equation: 


Simplifying
30 + 6a = 54

Solving
30 + 6a = 54

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 + 6a = 54 + -30

Combine like terms: 30 + -30 = 0
0 + 6a = 54 + -30
6a = 54 + -30

Combine like terms: 54 + -30 = 24
6a = 24

Divide each side by '6'.
a = 4

Simplifying
a = 4

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