12u-3=14u-15

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Solution for 12u-3=14u-15 equation:


Simplifying
12u + -3 = 14u + -15

Reorder the terms:
-3 + 12u = 14u + -15

Reorder the terms:
-3 + 12u = -15 + 14u

Solving
-3 + 12u = -15 + 14u

Solving for variable 'u'.

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

Add '-14u' to each side of the equation.
-3 + 12u + -14u = -15 + 14u + -14u

Combine like terms: 12u + -14u = -2u
-3 + -2u = -15 + 14u + -14u

Combine like terms: 14u + -14u = 0
-3 + -2u = -15 + 0
-3 + -2u = -15

Add '3' to each side of the equation.
-3 + 3 + -2u = -15 + 3

Combine like terms: -3 + 3 = 0
0 + -2u = -15 + 3
-2u = -15 + 3

Combine like terms: -15 + 3 = -12
-2u = -12

Divide each side by '-2'.
u = 6

Simplifying
u = 6

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