18=-6a

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Solution for 18=-6a equation:


Simplifying
18 = -6a

Solving
18 = -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.
18 + 6a = -6a + 6a

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

Add '-18' to each side of the equation.
18 + -18 + 6a = 0 + -18

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

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

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

Simplifying
a = -3

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