14-19=3u+4u

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Solution for 14-19=3u+4u equation:


Simplifying
14 + -19 = 3u + 4u

Combine like terms: 14 + -19 = -5
-5 = 3u + 4u

Combine like terms: 3u + 4u = 7u
-5 = 7u

Solving
-5 = 7u

Solving for variable 'u'.

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

Add '-7u' to each side of the equation.
-5 + -7u = 7u + -7u

Combine like terms: 7u + -7u = 0
-5 + -7u = 0

Add '5' to each side of the equation.
-5 + 5 + -7u = 0 + 5

Combine like terms: -5 + 5 = 0
0 + -7u = 0 + 5
-7u = 0 + 5

Combine like terms: 0 + 5 = 5
-7u = 5

Divide each side by '-7'.
u = -0.7142857143

Simplifying
u = -0.7142857143

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