7(3b+c-4a)-8(a-3c+6b)=

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Solution for 7(3b+c-4a)-8(a-3c+6b)= equation:


Simplifying
7(3b + c + -4a) + -8(a + -3c + 6b) = 0

Reorder the terms:
7(-4a + 3b + c) + -8(a + -3c + 6b) = 0
(-4a * 7 + 3b * 7 + c * 7) + -8(a + -3c + 6b) = 0
(-28a + 21b + 7c) + -8(a + -3c + 6b) = 0

Reorder the terms:
-28a + 21b + 7c + -8(a + 6b + -3c) = 0
-28a + 21b + 7c + (a * -8 + 6b * -8 + -3c * -8) = 0
-28a + 21b + 7c + (-8a + -48b + 24c) = 0

Reorder the terms:
-28a + -8a + 21b + -48b + 7c + 24c = 0

Combine like terms: -28a + -8a = -36a
-36a + 21b + -48b + 7c + 24c = 0

Combine like terms: 21b + -48b = -27b
-36a + -27b + 7c + 24c = 0

Combine like terms: 7c + 24c = 31c
-36a + -27b + 31c = 0

Solving
-36a + -27b + 31c = 0

Solving for variable 'a'.

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

Add '27b' to each side of the equation.
-36a + -27b + 27b + 31c = 0 + 27b

Combine like terms: -27b + 27b = 0
-36a + 0 + 31c = 0 + 27b
-36a + 31c = 0 + 27b
Remove the zero:
-36a + 31c = 27b

Add '-31c' to each side of the equation.
-36a + 31c + -31c = 27b + -31c

Combine like terms: 31c + -31c = 0
-36a + 0 = 27b + -31c
-36a = 27b + -31c

Divide each side by '-36'.
a = -0.75b + 0.8611111111c

Simplifying
a = -0.75b + 0.8611111111c

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