11u-12=12u-15

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Solution for 11u-12=12u-15 equation:


Simplifying
11u + -12 = 12u + -15

Reorder the terms:
-12 + 11u = 12u + -15

Reorder the terms:
-12 + 11u = -15 + 12u

Solving
-12 + 11u = -15 + 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.
-12 + 11u + -12u = -15 + 12u + -12u

Combine like terms: 11u + -12u = -1u
-12 + -1u = -15 + 12u + -12u

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

Add '12' to each side of the equation.
-12 + 12 + -1u = -15 + 12

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

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

Divide each side by '-1'.
u = 3

Simplifying
u = 3

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