2u-4-8u=8+3u-9

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Solution for 2u-4-8u=8+3u-9 equation:


Simplifying
2u + -4 + -8u = 8 + 3u + -9

Reorder the terms:
-4 + 2u + -8u = 8 + 3u + -9

Combine like terms: 2u + -8u = -6u
-4 + -6u = 8 + 3u + -9

Reorder the terms:
-4 + -6u = 8 + -9 + 3u

Combine like terms: 8 + -9 = -1
-4 + -6u = -1 + 3u

Solving
-4 + -6u = -1 + 3u

Solving for variable 'u'.

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

Add '-3u' to each side of the equation.
-4 + -6u + -3u = -1 + 3u + -3u

Combine like terms: -6u + -3u = -9u
-4 + -9u = -1 + 3u + -3u

Combine like terms: 3u + -3u = 0
-4 + -9u = -1 + 0
-4 + -9u = -1

Add '4' to each side of the equation.
-4 + 4 + -9u = -1 + 4

Combine like terms: -4 + 4 = 0
0 + -9u = -1 + 4
-9u = -1 + 4

Combine like terms: -1 + 4 = 3
-9u = 3

Divide each side by '-9'.
u = -0.3333333333

Simplifying
u = -0.3333333333

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