2x+8y-7(2x-4y+8z)=

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Solution for 2x+8y-7(2x-4y+8z)= equation:


Simplifying
2x + 8y + -7(2x + -4y + 8z) = 0
2x + 8y + (2x * -7 + -4y * -7 + 8z * -7) = 0
2x + 8y + (-14x + 28y + -56z) = 0

Reorder the terms:
2x + -14x + 8y + 28y + -56z = 0

Combine like terms: 2x + -14x = -12x
-12x + 8y + 28y + -56z = 0

Combine like terms: 8y + 28y = 36y
-12x + 36y + -56z = 0

Solving
-12x + 36y + -56z = 0

Solving for variable 'x'.

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

Add '-36y' to each side of the equation.
-12x + 36y + -36y + -56z = 0 + -36y

Combine like terms: 36y + -36y = 0
-12x + 0 + -56z = 0 + -36y
-12x + -56z = 0 + -36y
Remove the zero:
-12x + -56z = -36y

Add '56z' to each side of the equation.
-12x + -56z + 56z = -36y + 56z

Combine like terms: -56z + 56z = 0
-12x + 0 = -36y + 56z
-12x = -36y + 56z

Divide each side by '-12'.
x = 3y + -4.666666667z

Simplifying
x = 3y + -4.666666667z

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