-28u-9=12u-28

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Solution for -28u-9=12u-28 equation:


Simplifying
-28u + -9 = 12u + -28

Reorder the terms:
-9 + -28u = 12u + -28

Reorder the terms:
-9 + -28u = -28 + 12u

Solving
-9 + -28u = -28 + 12u

Solving for variable 'u'.

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

Add '-12u' to each side of the equation.
-9 + -28u + -12u = -28 + 12u + -12u

Combine like terms: -28u + -12u = -40u
-9 + -40u = -28 + 12u + -12u

Combine like terms: 12u + -12u = 0
-9 + -40u = -28 + 0
-9 + -40u = -28

Add '9' to each side of the equation.
-9 + 9 + -40u = -28 + 9

Combine like terms: -9 + 9 = 0
0 + -40u = -28 + 9
-40u = -28 + 9

Combine like terms: -28 + 9 = -19
-40u = -19

Divide each side by '-40'.
u = 0.475

Simplifying
u = 0.475

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