6a+9b-a+12b+2=

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Solution for 6a+9b-a+12b+2= equation:


Simplifying
6a + 9b + -1a + 12b + 2 = 0

Reorder the terms:
2 + 6a + -1a + 9b + 12b = 0

Combine like terms: 6a + -1a = 5a
2 + 5a + 9b + 12b = 0

Combine like terms: 9b + 12b = 21b
2 + 5a + 21b = 0

Solving
2 + 5a + 21b = 0

Solving for variable 'a'.

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

Add '-2' to each side of the equation.
2 + 5a + -2 + 21b = 0 + -2

Reorder the terms:
2 + -2 + 5a + 21b = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 5a + 21b = 0 + -2
5a + 21b = 0 + -2

Combine like terms: 0 + -2 = -2
5a + 21b = -2

Add '-21b' to each side of the equation.
5a + 21b + -21b = -2 + -21b

Combine like terms: 21b + -21b = 0
5a + 0 = -2 + -21b
5a = -2 + -21b

Divide each side by '5'.
a = -0.4 + -4.2b

Simplifying
a = -0.4 + -4.2b

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