3u-8-15u+9=

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Solution for 3u-8-15u+9= equation:


Simplifying
3u + -8 + -15u + 9 = 0

Reorder the terms:
-8 + 9 + 3u + -15u = 0

Combine like terms: -8 + 9 = 1
1 + 3u + -15u = 0

Combine like terms: 3u + -15u = -12u
1 + -12u = 0

Solving
1 + -12u = 0

Solving for variable 'u'.

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

Add '-1' to each side of the equation.
1 + -1 + -12u = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -12u = 0 + -1
-12u = 0 + -1

Combine like terms: 0 + -1 = -1
-12u = -1

Divide each side by '-12'.
u = 0.08333333333

Simplifying
u = 0.08333333333

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