2=3(u-6)-7u

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Solution for 2=3(u-6)-7u equation:


Simplifying
2 = 3(u + -6) + -7u

Reorder the terms:
2 = 3(-6 + u) + -7u
2 = (-6 * 3 + u * 3) + -7u
2 = (-18 + 3u) + -7u

Combine like terms: 3u + -7u = -4u
2 = -18 + -4u

Solving
2 = -18 + -4u

Solving for variable 'u'.

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

Add '4u' to each side of the equation.
2 + 4u = -18 + -4u + 4u

Combine like terms: -4u + 4u = 0
2 + 4u = -18 + 0
2 + 4u = -18

Add '-2' to each side of the equation.
2 + -2 + 4u = -18 + -2

Combine like terms: 2 + -2 = 0
0 + 4u = -18 + -2
4u = -18 + -2

Combine like terms: -18 + -2 = -20
4u = -20

Divide each side by '4'.
u = -5

Simplifying
u = -5

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