8-2=12+a

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Solution for 8-2=12+a equation:


Simplifying
8 + -2 = 12 + a

Combine like terms: 8 + -2 = 6
6 = 12 + a

Solving
6 = 12 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
6 + -1a = 12 + a + -1a

Combine like terms: a + -1a = 0
6 + -1a = 12 + 0
6 + -1a = 12

Add '-6' to each side of the equation.
6 + -6 + -1a = 12 + -6

Combine like terms: 6 + -6 = 0
0 + -1a = 12 + -6
-1a = 12 + -6

Combine like terms: 12 + -6 = 6
-1a = 6

Divide each side by '-1'.
a = -6

Simplifying
a = -6

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