23+18u=-21+4u

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Solution for 23+18u=-21+4u equation: 


Simplifying
23 + 18u = -21 + 4u

Solving
23 + 18u = -21 + 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.
23 + 18u + -4u = -21 + 4u + -4u

Combine like terms: 18u + -4u = 14u
23 + 14u = -21 + 4u + -4u

Combine like terms: 4u + -4u = 0
23 + 14u = -21 + 0
23 + 14u = -21

Add '-23' to each side of the equation.
23 + -23 + 14u = -21 + -23

Combine like terms: 23 + -23 = 0
0 + 14u = -21 + -23
14u = -21 + -23

Combine like terms: -21 + -23 = -44
14u = -44

Divide each side by '14'.
u = -3.142857143

Simplifying
u = -3.142857143

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