a+6b-9=30

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Solution for a+6b-9=30 equation:


Simplifying
a + 6b + -9 = 30

Reorder the terms:
-9 + a + 6b = 30

Solving
-9 + a + 6b = 30

Solving for variable 'a'.

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

Add '9' to each side of the equation.
-9 + a + 9 + 6b = 30 + 9

Reorder the terms:
-9 + 9 + a + 6b = 30 + 9

Combine like terms: -9 + 9 = 0
0 + a + 6b = 30 + 9
a + 6b = 30 + 9

Combine like terms: 30 + 9 = 39
a + 6b = 39

Add '-6b' to each side of the equation.
a + 6b + -6b = 39 + -6b

Combine like terms: 6b + -6b = 0
a + 0 = 39 + -6b
a = 39 + -6b

Simplifying
a = 39 + -6b

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