6x+6y-7(6x-9y+9z)=

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Solution for 6x+6y-7(6x-9y+9z)= equation:


Simplifying
6x + 6y + -7(6x + -9y + 9z) = 0
6x + 6y + (6x * -7 + -9y * -7 + 9z * -7) = 0
6x + 6y + (-42x + 63y + -63z) = 0

Reorder the terms:
6x + -42x + 6y + 63y + -63z = 0

Combine like terms: 6x + -42x = -36x
-36x + 6y + 63y + -63z = 0

Combine like terms: 6y + 63y = 69y
-36x + 69y + -63z = 0

Solving
-36x + 69y + -63z = 0

Solving for variable 'x'.

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

Add '-69y' to each side of the equation.
-36x + 69y + -69y + -63z = 0 + -69y

Combine like terms: 69y + -69y = 0
-36x + 0 + -63z = 0 + -69y
-36x + -63z = 0 + -69y
Remove the zero:
-36x + -63z = -69y

Add '63z' to each side of the equation.
-36x + -63z + 63z = -69y + 63z

Combine like terms: -63z + 63z = 0
-36x + 0 = -69y + 63z
-36x = -69y + 63z

Divide each side by '-36'.
x = 1.916666667y + -1.75z

Simplifying
x = 1.916666667y + -1.75z

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