-7u+12=-4u

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Solution for -7u+12=-4u equation:


Simplifying
-7u + 12 = -4u

Reorder the terms:
12 + -7u = -4u

Solving
12 + -7u = -4u

Solving for variable 'u'.

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

Add '4u' to each side of the equation.
12 + -7u + 4u = -4u + 4u

Combine like terms: -7u + 4u = -3u
12 + -3u = -4u + 4u

Combine like terms: -4u + 4u = 0
12 + -3u = 0

Add '-12' to each side of the equation.
12 + -12 + -3u = 0 + -12

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

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

Divide each side by '-3'.
u = 4

Simplifying
u = 4

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