(2a+b+3c)2+(3a+2b-c)2=

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Solution for (2a+b+3c)2+(3a+2b-c)2= equation:


Simplifying
(2a + b + 3c) * 2 + (3a + 2b + -1c) * 2 = 0

Reorder the terms for easier multiplication:
2(2a + b + 3c) + (3a + 2b + -1c) * 2 = 0
(2a * 2 + b * 2 + 3c * 2) + (3a + 2b + -1c) * 2 = 0
(4a + 2b + 6c) + (3a + 2b + -1c) * 2 = 0

Reorder the terms for easier multiplication:
4a + 2b + 6c + 2(3a + 2b + -1c) = 0
4a + 2b + 6c + (3a * 2 + 2b * 2 + -1c * 2) = 0
4a + 2b + 6c + (6a + 4b + -2c) = 0

Reorder the terms:
4a + 6a + 2b + 4b + 6c + -2c = 0

Combine like terms: 4a + 6a = 10a
10a + 2b + 4b + 6c + -2c = 0

Combine like terms: 2b + 4b = 6b
10a + 6b + 6c + -2c = 0

Combine like terms: 6c + -2c = 4c
10a + 6b + 4c = 0

Solving
10a + 6b + 4c = 0

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.
10a + 6b + -6b + 4c = 0 + -6b

Combine like terms: 6b + -6b = 0
10a + 0 + 4c = 0 + -6b
10a + 4c = 0 + -6b
Remove the zero:
10a + 4c = -6b

Add '-4c' to each side of the equation.
10a + 4c + -4c = -6b + -4c

Combine like terms: 4c + -4c = 0
10a + 0 = -6b + -4c
10a = -6b + -4c

Divide each side by '10'.
a = -0.6b + -0.4c

Simplifying
a = -0.6b + -0.4c

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