30=6a+12

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Solution for 30=6a+12 equation:


Simplifying
30 = 6a + 12

Reorder the terms:
30 = 12 + 6a

Solving
30 = 12 + 6a

Solving for variable 'a'.

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

Add '-6a' to each side of the equation.
30 + -6a = 12 + 6a + -6a

Combine like terms: 6a + -6a = 0
30 + -6a = 12 + 0
30 + -6a = 12

Add '-30' to each side of the equation.
30 + -30 + -6a = 12 + -30

Combine like terms: 30 + -30 = 0
0 + -6a = 12 + -30
-6a = 12 + -30

Combine like terms: 12 + -30 = -18
-6a = -18

Divide each side by '-6'.
a = 3

Simplifying
a = 3

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