-(u+x)-3(3x+3u)=

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Solution for -(u+x)-3(3x+3u)= equation:


Simplifying
-1(u + x) + -3(3x + 3u) = 0
(u * -1 + x * -1) + -3(3x + 3u) = 0
(-1u + -1x) + -3(3x + 3u) = 0

Reorder the terms:
-1u + -1x + -3(3u + 3x) = 0
-1u + -1x + (3u * -3 + 3x * -3) = 0
-1u + -1x + (-9u + -9x) = 0

Reorder the terms:
-1u + -9u + -1x + -9x = 0

Combine like terms: -1u + -9u = -10u
-10u + -1x + -9x = 0

Combine like terms: -1x + -9x = -10x
-10u + -10x = 0

Solving
-10u + -10x = 0

Solving for variable 'u'.

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

Add '10x' to each side of the equation.
-10u + -10x + 10x = 0 + 10x

Combine like terms: -10x + 10x = 0
-10u + 0 = 0 + 10x
-10u = 0 + 10x
Remove the zero:
-10u = 10x

Divide each side by '-10'.
u = -1x

Simplifying
u = -1x

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