3(u-1)-9=-6(-4u+1)-6u

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Solution for 3(u-1)-9=-6(-4u+1)-6u equation:


Simplifying
3(u + -1) + -9 = -6(-4u + 1) + -6u

Reorder the terms:
3(-1 + u) + -9 = -6(-4u + 1) + -6u
(-1 * 3 + u * 3) + -9 = -6(-4u + 1) + -6u
(-3 + 3u) + -9 = -6(-4u + 1) + -6u

Reorder the terms:
-3 + -9 + 3u = -6(-4u + 1) + -6u

Combine like terms: -3 + -9 = -12
-12 + 3u = -6(-4u + 1) + -6u

Reorder the terms:
-12 + 3u = -6(1 + -4u) + -6u
-12 + 3u = (1 * -6 + -4u * -6) + -6u
-12 + 3u = (-6 + 24u) + -6u

Combine like terms: 24u + -6u = 18u
-12 + 3u = -6 + 18u

Solving
-12 + 3u = -6 + 18u

Solving for variable 'u'.

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

Add '-18u' to each side of the equation.
-12 + 3u + -18u = -6 + 18u + -18u

Combine like terms: 3u + -18u = -15u
-12 + -15u = -6 + 18u + -18u

Combine like terms: 18u + -18u = 0
-12 + -15u = -6 + 0
-12 + -15u = -6

Add '12' to each side of the equation.
-12 + 12 + -15u = -6 + 12

Combine like terms: -12 + 12 = 0
0 + -15u = -6 + 12
-15u = -6 + 12

Combine like terms: -6 + 12 = 6
-15u = 6

Divide each side by '-15'.
u = -0.4

Simplifying
u = -0.4

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