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

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


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

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

Reorder the terms:
-14 + -6 + 7u = -2(-9u + 7) + -7u

Combine like terms: -14 + -6 = -20
-20 + 7u = -2(-9u + 7) + -7u

Reorder the terms:
-20 + 7u = -2(7 + -9u) + -7u
-20 + 7u = (7 * -2 + -9u * -2) + -7u
-20 + 7u = (-14 + 18u) + -7u

Combine like terms: 18u + -7u = 11u
-20 + 7u = -14 + 11u

Solving
-20 + 7u = -14 + 11u

Solving for variable 'u'.

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

Add '-11u' to each side of the equation.
-20 + 7u + -11u = -14 + 11u + -11u

Combine like terms: 7u + -11u = -4u
-20 + -4u = -14 + 11u + -11u

Combine like terms: 11u + -11u = 0
-20 + -4u = -14 + 0
-20 + -4u = -14

Add '20' to each side of the equation.
-20 + 20 + -4u = -14 + 20

Combine like terms: -20 + 20 = 0
0 + -4u = -14 + 20
-4u = -14 + 20

Combine like terms: -14 + 20 = 6
-4u = 6

Divide each side by '-4'.
u = -1.5

Simplifying
u = -1.5

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