10u+71=19u-100

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Solution for 10u+71=19u-100 equation:


Simplifying
10u + 71 = 19u + -100

Reorder the terms:
71 + 10u = 19u + -100

Reorder the terms:
71 + 10u = -100 + 19u

Solving
71 + 10u = -100 + 19u

Solving for variable 'u'.

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

Add '-19u' to each side of the equation.
71 + 10u + -19u = -100 + 19u + -19u

Combine like terms: 10u + -19u = -9u
71 + -9u = -100 + 19u + -19u

Combine like terms: 19u + -19u = 0
71 + -9u = -100 + 0
71 + -9u = -100

Add '-71' to each side of the equation.
71 + -71 + -9u = -100 + -71

Combine like terms: 71 + -71 = 0
0 + -9u = -100 + -71
-9u = -100 + -71

Combine like terms: -100 + -71 = -171
-9u = -171

Divide each side by '-9'.
u = 19

Simplifying
u = 19

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