-2(-6u+7)-u=2(u-4)-9

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Solution for -2(-6u+7)-u=2(u-4)-9 equation:


Simplifying
-2(-6u + 7) + -1u = 2(u + -4) + -9

Reorder the terms:
-2(7 + -6u) + -1u = 2(u + -4) + -9
(7 * -2 + -6u * -2) + -1u = 2(u + -4) + -9
(-14 + 12u) + -1u = 2(u + -4) + -9

Combine like terms: 12u + -1u = 11u
-14 + 11u = 2(u + -4) + -9

Reorder the terms:
-14 + 11u = 2(-4 + u) + -9
-14 + 11u = (-4 * 2 + u * 2) + -9
-14 + 11u = (-8 + 2u) + -9

Reorder the terms:
-14 + 11u = -8 + -9 + 2u

Combine like terms: -8 + -9 = -17
-14 + 11u = -17 + 2u

Solving
-14 + 11u = -17 + 2u

Solving for variable 'u'.

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

Add '-2u' to each side of the equation.
-14 + 11u + -2u = -17 + 2u + -2u

Combine like terms: 11u + -2u = 9u
-14 + 9u = -17 + 2u + -2u

Combine like terms: 2u + -2u = 0
-14 + 9u = -17 + 0
-14 + 9u = -17

Add '14' to each side of the equation.
-14 + 14 + 9u = -17 + 14

Combine like terms: -14 + 14 = 0
0 + 9u = -17 + 14
9u = -17 + 14

Combine like terms: -17 + 14 = -3
9u = -3

Divide each side by '9'.
u = -0.3333333333

Simplifying
u = -0.3333333333

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