9u-u-4u-1=19

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Solution for 9u-u-4u-1=19 equation:



9u-u-4u-1=19
We move all terms to the left:
9u-u-4u-1-(19)=0
We add all the numbers together, and all the variables
4u-20=0
We move all terms containing u to the left, all other terms to the right
4u=20
u=20/4
u=5

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