12-7u=7+5(u+2)

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Solution for 12-7u=7+5(u+2) equation:


Simplifying
12 + -7u = 7 + 5(u + 2)

Reorder the terms:
12 + -7u = 7 + 5(2 + u)
12 + -7u = 7 + (2 * 5 + u * 5)
12 + -7u = 7 + (10 + 5u)

Combine like terms: 7 + 10 = 17
12 + -7u = 17 + 5u

Solving
12 + -7u = 17 + 5u

Solving for variable 'u'.

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

Add '-5u' to each side of the equation.
12 + -7u + -5u = 17 + 5u + -5u

Combine like terms: -7u + -5u = -12u
12 + -12u = 17 + 5u + -5u

Combine like terms: 5u + -5u = 0
12 + -12u = 17 + 0
12 + -12u = 17

Add '-12' to each side of the equation.
12 + -12 + -12u = 17 + -12

Combine like terms: 12 + -12 = 0
0 + -12u = 17 + -12
-12u = 17 + -12

Combine like terms: 17 + -12 = 5
-12u = 5

Divide each side by '-12'.
u = -0.4166666667

Simplifying
u = -0.4166666667

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