-9u+5=4u+18

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Solution for -9u+5=4u+18 equation:


Simplifying
-9u + 5 = 4u + 18

Reorder the terms:
5 + -9u = 4u + 18

Reorder the terms:
5 + -9u = 18 + 4u

Solving
5 + -9u = 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.
5 + -9u + -4u = 18 + 4u + -4u

Combine like terms: -9u + -4u = -13u
5 + -13u = 18 + 4u + -4u

Combine like terms: 4u + -4u = 0
5 + -13u = 18 + 0
5 + -13u = 18

Add '-5' to each side of the equation.
5 + -5 + -13u = 18 + -5

Combine like terms: 5 + -5 = 0
0 + -13u = 18 + -5
-13u = 18 + -5

Combine like terms: 18 + -5 = 13
-13u = 13

Divide each side by '-13'.
u = -1

Simplifying
u = -1

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