X-4y+7z-8u=5

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Solution for X-4y+7z-8u=5 equation:


Simplifying
X + -4y + 7z + -8u = 5

Reorder the terms:
X + -8u + -4y + 7z = 5

Solving
X + -8u + -4y + 7z = 5

Solving for variable 'X'.

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

Add '8u' to each side of the equation.
X + -8u + -4y + 8u + 7z = 5 + 8u

Reorder the terms:
X + -8u + 8u + -4y + 7z = 5 + 8u

Combine like terms: -8u + 8u = 0
X + 0 + -4y + 7z = 5 + 8u
X + -4y + 7z = 5 + 8u

Add '4y' to each side of the equation.
X + -4y + 4y + 7z = 5 + 8u + 4y

Combine like terms: -4y + 4y = 0
X + 0 + 7z = 5 + 8u + 4y
X + 7z = 5 + 8u + 4y

Add '-7z' to each side of the equation.
X + 7z + -7z = 5 + 8u + 4y + -7z

Combine like terms: 7z + -7z = 0
X + 0 = 5 + 8u + 4y + -7z
X = 5 + 8u + 4y + -7z

Simplifying
X = 5 + 8u + 4y + -7z

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