(3x-3z)(3x+3z)=

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Solution for (3x-3z)(3x+3z)= equation:


Simplifying
(3x + -3z)(3x + 3z) = 0

Multiply (3x + -3z) * (3x + 3z)
(3x * (3x + 3z) + -3z * (3x + 3z)) = 0
((3x * 3x + 3z * 3x) + -3z * (3x + 3z)) = 0

Reorder the terms:
((9xz + 9x2) + -3z * (3x + 3z)) = 0
((9xz + 9x2) + -3z * (3x + 3z)) = 0
(9xz + 9x2 + (3x * -3z + 3z * -3z)) = 0
(9xz + 9x2 + (-9xz + -9z2)) = 0

Reorder the terms:
(9xz + -9xz + 9x2 + -9z2) = 0

Combine like terms: 9xz + -9xz = 0
(0 + 9x2 + -9z2) = 0
(9x2 + -9z2) = 0

Solving
9x2 + -9z2 = 0

Solving for variable 'x'.

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

Add '9z2' to each side of the equation.
9x2 + -9z2 + 9z2 = 0 + 9z2

Combine like terms: -9z2 + 9z2 = 0
9x2 + 0 = 0 + 9z2
9x2 = 0 + 9z2
Remove the zero:
9x2 = 9z2

Divide each side by '9'.
x2 = z2

Simplifying
x2 = z2

Take the square root of each side:
x = {-1z, z}

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