-2a-6b=28

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Solution for -2a-6b=28 equation: 


Simplifying
-2a + -6b = 28

Solving
-2a + -6b = 28

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 = 28 + 6b

Combine like terms: -6b + 6b = 0
-2a + 0 = 28 + 6b
-2a = 28 + 6b

Divide each side by '-2'.
a = -14 + -3b

Simplifying
a = -14 + -3b

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