12a+20b+6c+3c-3b-4a=

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Solution for 12a+20b+6c+3c-3b-4a= equation:


Simplifying
12a + 20b + 6c + 3c + -3b + -4a = 0

Reorder the terms:
12a + -4a + 20b + -3b + 6c + 3c = 0

Combine like terms: 12a + -4a = 8a
8a + 20b + -3b + 6c + 3c = 0

Combine like terms: 20b + -3b = 17b
8a + 17b + 6c + 3c = 0

Combine like terms: 6c + 3c = 9c
8a + 17b + 9c = 0

Solving
8a + 17b + 9c = 0

Solving for variable 'a'.

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

Add '-17b' to each side of the equation.
8a + 17b + -17b + 9c = 0 + -17b

Combine like terms: 17b + -17b = 0
8a + 0 + 9c = 0 + -17b
8a + 9c = 0 + -17b
Remove the zero:
8a + 9c = -17b

Add '-9c' to each side of the equation.
8a + 9c + -9c = -17b + -9c

Combine like terms: 9c + -9c = 0
8a + 0 = -17b + -9c
8a = -17b + -9c

Divide each side by '8'.
a = -2.125b + -1.125c

Simplifying
a = -2.125b + -1.125c

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