12=3(u-6)+7U

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Solution for 12=3(u-6)+7U equation:


Simplifying
12 = 3(u + -6) + 7U

Reorder the terms:
12 = 3(-6 + u) + 7U
12 = (-6 * 3 + u * 3) + 7U
12 = (-18 + 3u) + 7U

Reorder the terms:
12 = -18 + 7U + 3u

Solving
12 = -18 + 7U + 3u

Solving for variable 'U'.

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

Add '-7U' to each side of the equation.
12 + -7U = -18 + 7U + -7U + 3u

Combine like terms: 7U + -7U = 0
12 + -7U = -18 + 0 + 3u
12 + -7U = -18 + 3u

Add '-12' to each side of the equation.
12 + -12 + -7U = -18 + -12 + 3u

Combine like terms: 12 + -12 = 0
0 + -7U = -18 + -12 + 3u
-7U = -18 + -12 + 3u

Combine like terms: -18 + -12 = -30
-7U = -30 + 3u

Divide each side by '-7'.
U = 4.285714286 + -0.4285714286u

Simplifying
U = 4.285714286 + -0.4285714286u

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