18=6-2a

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Solution for 18=6-2a equation:


Simplifying
18 = 6 + -2a

Solving
18 = 6 + -2a

Solving for variable 'a'.

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

Add '2a' to each side of the equation.
18 + 2a = 6 + -2a + 2a

Combine like terms: -2a + 2a = 0
18 + 2a = 6 + 0
18 + 2a = 6

Add '-18' to each side of the equation.
18 + -18 + 2a = 6 + -18

Combine like terms: 18 + -18 = 0
0 + 2a = 6 + -18
2a = 6 + -18

Combine like terms: 6 + -18 = -12
2a = -12

Divide each side by '2'.
a = -6

Simplifying
a = -6

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