-4u+u-8u-(-2u)=(-9)

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Solution for -4u+u-8u-(-2u)=(-9) equation:


Simplifying
-4u + u + -8u + -1(-2u) = (-9)

Remove parenthesis around (-2u)
-4u + u + -8u + -1 * -2u = (-9)

Multiply -1 * -2
-4u + u + -8u + 2u = (-9)

Combine like terms: -4u + u = -3u
-3u + -8u + 2u = (-9)

Combine like terms: -3u + -8u = -11u
-11u + 2u = (-9)

Combine like terms: -11u + 2u = -9u
-9u = (-9)
-9u = -9

Solving
-9u = -9

Solving for variable 'u'.

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

Divide each side by '-9'.
u = 1

Simplifying
u = 1

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