2a-6b=-18

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Solution for 2a-6b=-18 equation: 


Simplifying
2a + -6b = -18

Solving
2a + -6b = -18

Solving for variable 'a'.

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

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

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

Divide each side by '2'.
a = -9 + 3b

Simplifying
a = -9 + 3b

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