10a+3b+12-8a+8+b=

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Solution for 10a+3b+12-8a+8+b= equation:


Simplifying
10a + 3b + 12 + -8a + 8 + b = 0

Reorder the terms:
12 + 8 + 10a + -8a + 3b + b = 0

Combine like terms: 12 + 8 = 20
20 + 10a + -8a + 3b + b = 0

Combine like terms: 10a + -8a = 2a
20 + 2a + 3b + b = 0

Combine like terms: 3b + b = 4b
20 + 2a + 4b = 0

Solving
20 + 2a + 4b = 0

Solving for variable 'a'.

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

Add '-20' to each side of the equation.
20 + 2a + -20 + 4b = 0 + -20

Reorder the terms:
20 + -20 + 2a + 4b = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 2a + 4b = 0 + -20
2a + 4b = 0 + -20

Combine like terms: 0 + -20 = -20
2a + 4b = -20

Add '-4b' to each side of the equation.
2a + 4b + -4b = -20 + -4b

Combine like terms: 4b + -4b = 0
2a + 0 = -20 + -4b
2a = -20 + -4b

Divide each side by '2'.
a = -10 + -2b

Simplifying
a = -10 + -2b

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