3u-2(2u-7)=2(3+u)-4

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Solution for 3u-2(2u-7)=2(3+u)-4 equation:


Simplifying
3u + -2(2u + -7) = 2(3 + u) + -4

Reorder the terms:
3u + -2(-7 + 2u) = 2(3 + u) + -4
3u + (-7 * -2 + 2u * -2) = 2(3 + u) + -4
3u + (14 + -4u) = 2(3 + u) + -4

Reorder the terms:
14 + 3u + -4u = 2(3 + u) + -4

Combine like terms: 3u + -4u = -1u
14 + -1u = 2(3 + u) + -4
14 + -1u = (3 * 2 + u * 2) + -4
14 + -1u = (6 + 2u) + -4

Reorder the terms:
14 + -1u = 6 + -4 + 2u

Combine like terms: 6 + -4 = 2
14 + -1u = 2 + 2u

Solving
14 + -1u = 2 + 2u

Solving for variable 'u'.

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

Add '-2u' to each side of the equation.
14 + -1u + -2u = 2 + 2u + -2u

Combine like terms: -1u + -2u = -3u
14 + -3u = 2 + 2u + -2u

Combine like terms: 2u + -2u = 0
14 + -3u = 2 + 0
14 + -3u = 2

Add '-14' to each side of the equation.
14 + -14 + -3u = 2 + -14

Combine like terms: 14 + -14 = 0
0 + -3u = 2 + -14
-3u = 2 + -14

Combine like terms: 2 + -14 = -12
-3u = -12

Divide each side by '-3'.
u = 4

Simplifying
u = 4

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