x+7y+3u+5z=2x+6y+4u+8z

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Solution for x+7y+3u+5z=2x+6y+4u+8z equation:


Simplifying
x + 7y + 3u + 5z = 2x + 6y + 4u + 8z

Reorder the terms:
3u + x + 7y + 5z = 2x + 6y + 4u + 8z

Reorder the terms:
3u + x + 7y + 5z = 4u + 2x + 6y + 8z

Solving
3u + x + 7y + 5z = 4u + 2x + 6y + 8z

Solving for variable 'u'.

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

Add '-4u' to each side of the equation.
3u + x + 7y + -4u + 5z = 4u + 2x + 6y + -4u + 8z

Reorder the terms:
3u + -4u + x + 7y + 5z = 4u + 2x + 6y + -4u + 8z

Combine like terms: 3u + -4u = -1u
-1u + x + 7y + 5z = 4u + 2x + 6y + -4u + 8z

Reorder the terms:
-1u + x + 7y + 5z = 4u + -4u + 2x + 6y + 8z

Combine like terms: 4u + -4u = 0
-1u + x + 7y + 5z = 0 + 2x + 6y + 8z
-1u + x + 7y + 5z = 2x + 6y + 8z

Add '-1x' to each side of the equation.
-1u + x + 7y + -1x + 5z = 2x + 6y + -1x + 8z

Reorder the terms:
-1u + x + -1x + 7y + 5z = 2x + 6y + -1x + 8z

Combine like terms: x + -1x = 0
-1u + 0 + 7y + 5z = 2x + 6y + -1x + 8z
-1u + 7y + 5z = 2x + 6y + -1x + 8z

Reorder the terms:
-1u + 7y + 5z = 2x + -1x + 6y + 8z

Combine like terms: 2x + -1x = 1x
-1u + 7y + 5z = 1x + 6y + 8z

Add '-7y' to each side of the equation.
-1u + 7y + -7y + 5z = 1x + 6y + -7y + 8z

Combine like terms: 7y + -7y = 0
-1u + 0 + 5z = 1x + 6y + -7y + 8z
-1u + 5z = 1x + 6y + -7y + 8z

Combine like terms: 6y + -7y = -1y
-1u + 5z = 1x + -1y + 8z

Add '-5z' to each side of the equation.
-1u + 5z + -5z = 1x + -1y + 8z + -5z

Combine like terms: 5z + -5z = 0
-1u + 0 = 1x + -1y + 8z + -5z
-1u = 1x + -1y + 8z + -5z

Combine like terms: 8z + -5z = 3z
-1u = 1x + -1y + 3z

Divide each side by '-1'.
u = -1x + y + -3z

Simplifying
u = -1x + y + -3z

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