(7a+4b-7c)+(5a-7b-10c)=

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Solution for (7a+4b-7c)+(5a-7b-10c)= equation:


Simplifying
(7a + 4b + -7c) + (5a + -7b + -10c) = 0

Remove parenthesis around (7a + 4b + -7c)
7a + 4b + -7c + (5a + -7b + -10c) = 0

Remove parenthesis around (5a + -7b + -10c)
7a + 4b + -7c + 5a + -7b + -10c = 0

Reorder the terms:
7a + 5a + 4b + -7b + -7c + -10c = 0

Combine like terms: 7a + 5a = 12a
12a + 4b + -7b + -7c + -10c = 0

Combine like terms: 4b + -7b = -3b
12a + -3b + -7c + -10c = 0

Combine like terms: -7c + -10c = -17c
12a + -3b + -17c = 0

Solving
12a + -3b + -17c = 0

Solving for variable 'a'.

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

Add '3b' to each side of the equation.
12a + -3b + 3b + -17c = 0 + 3b

Combine like terms: -3b + 3b = 0
12a + 0 + -17c = 0 + 3b
12a + -17c = 0 + 3b
Remove the zero:
12a + -17c = 3b

Add '17c' to each side of the equation.
12a + -17c + 17c = 3b + 17c

Combine like terms: -17c + 17c = 0
12a + 0 = 3b + 17c
12a = 3b + 17c

Divide each side by '12'.
a = 0.25b + 1.416666667c

Simplifying
a = 0.25b + 1.416666667c

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