-3c-2(2b-a)-b-c-7a=

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Solution for -3c-2(2b-a)-b-c-7a= equation:


Simplifying
-3c + -2(2b + -1a) + -1b + -1c + -7a = 0

Reorder the terms:
-3c + -2(-1a + 2b) + -1b + -1c + -7a = 0
-3c + (-1a * -2 + 2b * -2) + -1b + -1c + -7a = 0
-3c + (2a + -4b) + -1b + -1c + -7a = 0

Reorder the terms:
2a + -7a + -4b + -1b + -3c + -1c = 0

Combine like terms: 2a + -7a = -5a
-5a + -4b + -1b + -3c + -1c = 0

Combine like terms: -4b + -1b = -5b
-5a + -5b + -3c + -1c = 0

Combine like terms: -3c + -1c = -4c
-5a + -5b + -4c = 0

Solving
-5a + -5b + -4c = 0

Solving for variable 'a'.

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

Add '5b' to each side of the equation.
-5a + -5b + 5b + -4c = 0 + 5b

Combine like terms: -5b + 5b = 0
-5a + 0 + -4c = 0 + 5b
-5a + -4c = 0 + 5b
Remove the zero:
-5a + -4c = 5b

Add '4c' to each side of the equation.
-5a + -4c + 4c = 5b + 4c

Combine like terms: -4c + 4c = 0
-5a + 0 = 5b + 4c
-5a = 5b + 4c

Divide each side by '-5'.
a = -1b + -0.8c

Simplifying
a = -1b + -0.8c

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