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

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


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

Reorder the terms:
-7(6 + -4u) + -4u = 6(u + -7) + -9
(6 * -7 + -4u * -7) + -4u = 6(u + -7) + -9
(-42 + 28u) + -4u = 6(u + -7) + -9

Combine like terms: 28u + -4u = 24u
-42 + 24u = 6(u + -7) + -9

Reorder the terms:
-42 + 24u = 6(-7 + u) + -9
-42 + 24u = (-7 * 6 + u * 6) + -9
-42 + 24u = (-42 + 6u) + -9

Reorder the terms:
-42 + 24u = -42 + -9 + 6u

Combine like terms: -42 + -9 = -51
-42 + 24u = -51 + 6u

Solving
-42 + 24u = -51 + 6u

Solving for variable 'u'.

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

Add '-6u' to each side of the equation.
-42 + 24u + -6u = -51 + 6u + -6u

Combine like terms: 24u + -6u = 18u
-42 + 18u = -51 + 6u + -6u

Combine like terms: 6u + -6u = 0
-42 + 18u = -51 + 0
-42 + 18u = -51

Add '42' to each side of the equation.
-42 + 42 + 18u = -51 + 42

Combine like terms: -42 + 42 = 0
0 + 18u = -51 + 42
18u = -51 + 42

Combine like terms: -51 + 42 = -9
18u = -9

Divide each side by '18'.
u = -0.5

Simplifying
u = -0.5

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