-7u+4u=-4-15

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Solution for -7u+4u=-4-15 equation: 


Simplifying
-7u + 4u = -4 + -15

Combine like terms: -7u + 4u = -3u
-3u = -4 + -15

Combine like terms: -4 + -15 = -19
-3u = -19

Solving
-3u = -19

Solving for variable 'u'.

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

Divide each side by '-3'.
u = 6.333333333

Simplifying
u = 6.333333333

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