11(-2a+2b-3c)-9(3a-5b+3a)=

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Solution for 11(-2a+2b-3c)-9(3a-5b+3a)= equation:


Simplifying
11(-2a + 2b + -3c) + -9(3a + -5b + 3a) = 0
(-2a * 11 + 2b * 11 + -3c * 11) + -9(3a + -5b + 3a) = 0
(-22a + 22b + -33c) + -9(3a + -5b + 3a) = 0

Reorder the terms:
-22a + 22b + -33c + -9(3a + 3a + -5b) = 0

Combine like terms: 3a + 3a = 6a
-22a + 22b + -33c + -9(6a + -5b) = 0
-22a + 22b + -33c + (6a * -9 + -5b * -9) = 0
-22a + 22b + -33c + (-54a + 45b) = 0

Reorder the terms:
-22a + -54a + 22b + 45b + -33c = 0

Combine like terms: -22a + -54a = -76a
-76a + 22b + 45b + -33c = 0

Combine like terms: 22b + 45b = 67b
-76a + 67b + -33c = 0

Solving
-76a + 67b + -33c = 0

Solving for variable 'a'.

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

Add '-67b' to each side of the equation.
-76a + 67b + -67b + -33c = 0 + -67b

Combine like terms: 67b + -67b = 0
-76a + 0 + -33c = 0 + -67b
-76a + -33c = 0 + -67b
Remove the zero:
-76a + -33c = -67b

Add '33c' to each side of the equation.
-76a + -33c + 33c = -67b + 33c

Combine like terms: -33c + 33c = 0
-76a + 0 = -67b + 33c
-76a = -67b + 33c

Divide each side by '-76'.
a = 0.8815789474b + -0.4342105263c

Simplifying
a = 0.8815789474b + -0.4342105263c

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