12(11-13x)+12(7-14x)=864

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Solution for 12(11-13x)+12(7-14x)=864 equation:


Simplifying
12(11 + -13x) + 12(7 + -14x) = 864
(11 * 12 + -13x * 12) + 12(7 + -14x) = 864
(132 + -156x) + 12(7 + -14x) = 864
132 + -156x + (7 * 12 + -14x * 12) = 864
132 + -156x + (84 + -168x) = 864

Reorder the terms:
132 + 84 + -156x + -168x = 864

Combine like terms: 132 + 84 = 216
216 + -156x + -168x = 864

Combine like terms: -156x + -168x = -324x
216 + -324x = 864

Solving
216 + -324x = 864

Solving for variable 'x'.

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

Add '-216' to each side of the equation.
216 + -216 + -324x = 864 + -216

Combine like terms: 216 + -216 = 0
0 + -324x = 864 + -216
-324x = 864 + -216

Combine like terms: 864 + -216 = 648
-324x = 648

Divide each side by '-324'.
x = -2

Simplifying
x = -2

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