-4u-4u=-7-9

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Solution for -4u-4u=-7-9 equation: 


Simplifying
-4u + -4u = -7 + -9

Combine like terms: -4u + -4u = -8u
-8u = -7 + -9

Combine like terms: -7 + -9 = -16
-8u = -16

Solving
-8u = -16

Solving for variable 'u'.

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

Divide each side by '-8'.
u = 2

Simplifying
u = 2

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