3u-(u-2)=10

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Solution for 3u-(u-2)=10 equation:


Simplifying
3u + -1(u + -2) = 10

Reorder the terms:
3u + -1(-2 + u) = 10
3u + (-2 * -1 + u * -1) = 10
3u + (2 + -1u) = 10

Reorder the terms:
2 + 3u + -1u = 10

Combine like terms: 3u + -1u = 2u
2 + 2u = 10

Solving
2 + 2u = 10

Solving for variable 'u'.

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

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

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

Combine like terms: 10 + -2 = 8
2u = 8

Divide each side by '2'.
u = 4

Simplifying
u = 4

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