9x+8y+9z-(3x-4z)=

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Solution for 9x+8y+9z-(3x-4z)= equation:


Simplifying
9x + 8y + 9z + -1(3x + -4z) = 0
9x + 8y + 9z + (3x * -1 + -4z * -1) = 0
9x + 8y + 9z + (-3x + 4z) = 0

Reorder the terms:
9x + -3x + 8y + 9z + 4z = 0

Combine like terms: 9x + -3x = 6x
6x + 8y + 9z + 4z = 0

Combine like terms: 9z + 4z = 13z
6x + 8y + 13z = 0

Solving
6x + 8y + 13z = 0

Solving for variable 'x'.

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

Add '-8y' to each side of the equation.
6x + 8y + -8y + 13z = 0 + -8y

Combine like terms: 8y + -8y = 0
6x + 0 + 13z = 0 + -8y
6x + 13z = 0 + -8y
Remove the zero:
6x + 13z = -8y

Add '-13z' to each side of the equation.
6x + 13z + -13z = -8y + -13z

Combine like terms: 13z + -13z = 0
6x + 0 = -8y + -13z
6x = -8y + -13z

Divide each side by '6'.
x = -1.333333333y + -2.166666667z

Simplifying
x = -1.333333333y + -2.166666667z

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