2-9u=-10u

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Solution for 2-9u=-10u equation:


Simplifying
2 + -9u = -10u

Solving
2 + -9u = -10u

Solving for variable 'u'.

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

Add '10u' to each side of the equation.
2 + -9u + 10u = -10u + 10u

Combine like terms: -9u + 10u = 1u
2 + 1u = -10u + 10u

Combine like terms: -10u + 10u = 0
2 + 1u = 0

Add '-2' to each side of the equation.
2 + -2 + 1u = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 1u = 0 + -2
1u = 0 + -2

Combine like terms: 0 + -2 = -2
1u = -2

Divide each side by '1'.
u = -2

Simplifying
u = -2

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