5(u-4)-9u=

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Solution for 5(u-4)-9u= equation:


Simplifying
5(u + -4) + -9u = 0

Reorder the terms:
5(-4 + u) + -9u = 0
(-4 * 5 + u * 5) + -9u = 0
(-20 + 5u) + -9u = 0

Combine like terms: 5u + -9u = -4u
-20 + -4u = 0

Solving
-20 + -4u = 0

Solving for variable 'u'.

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

Add '20' to each side of the equation.
-20 + 20 + -4u = 0 + 20

Combine like terms: -20 + 20 = 0
0 + -4u = 0 + 20
-4u = 0 + 20

Combine like terms: 0 + 20 = 20
-4u = 20

Divide each side by '-4'.
u = -5

Simplifying
u = -5

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