4u-12=2(u-7)

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Solution for 4u-12=2(u-7) equation:


Simplifying
4u + -12 = 2(u + -7)

Reorder the terms:
-12 + 4u = 2(u + -7)

Reorder the terms:
-12 + 4u = 2(-7 + u)
-12 + 4u = (-7 * 2 + u * 2)
-12 + 4u = (-14 + 2u)

Solving
-12 + 4u = -14 + 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.
-12 + 4u + -2u = -14 + 2u + -2u

Combine like terms: 4u + -2u = 2u
-12 + 2u = -14 + 2u + -2u

Combine like terms: 2u + -2u = 0
-12 + 2u = -14 + 0
-12 + 2u = -14

Add '12' to each side of the equation.
-12 + 12 + 2u = -14 + 12

Combine like terms: -12 + 12 = 0
0 + 2u = -14 + 12
2u = -14 + 12

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

Divide each side by '2'.
u = -1

Simplifying
u = -1

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