16-12=4u-7u

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Solution for 16-12=4u-7u equation:


Simplifying
16 + -12 = 4u + -7u

Combine like terms: 16 + -12 = 4
4 = 4u + -7u

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

Solving
4 = -3u

Solving for variable 'u'.

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

Add '3u' to each side of the equation.
4 + 3u = -3u + 3u

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

Add '-4' to each side of the equation.
4 + -4 + 3u = 0 + -4

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

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

Divide each side by '3'.
u = -1.333333333

Simplifying
u = -1.333333333

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