z^2-2z=6-3z

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Solution for z^2-2z=6-3z equation:


Simplifying
z2 + -2z = 6 + -3z

Reorder the terms:
-2z + z2 = 6 + -3z

Solving
-2z + z2 = 6 + -3z

Solving for variable 'z'.

Reorder the terms:
-6 + -2z + 3z + z2 = 6 + -3z + -6 + 3z

Combine like terms: -2z + 3z = 1z
-6 + 1z + z2 = 6 + -3z + -6 + 3z

Reorder the terms:
-6 + 1z + z2 = 6 + -6 + -3z + 3z

Combine like terms: 6 + -6 = 0
-6 + 1z + z2 = 0 + -3z + 3z
-6 + 1z + z2 = -3z + 3z

Combine like terms: -3z + 3z = 0
-6 + 1z + z2 = 0

Factor a trinomial.
(-3 + -1z)(2 + -1z) = 0

Subproblem 1

Set the factor '(-3 + -1z)' equal to zero and attempt to solve: Simplifying -3 + -1z = 0 Solving -3 + -1z = 0 Move all terms containing z to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -1z = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1z = 0 + 3 -1z = 0 + 3 Combine like terms: 0 + 3 = 3 -1z = 3 Divide each side by '-1'. z = -3 Simplifying z = -3

Subproblem 2

Set the factor '(2 + -1z)' equal to zero and attempt to solve: Simplifying 2 + -1z = 0 Solving 2 + -1z = 0 Move all terms containing z to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1z = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1z = 0 + -2 -1z = 0 + -2 Combine like terms: 0 + -2 = -2 -1z = -2 Divide each side by '-1'. z = 2 Simplifying z = 2

Solution

z = {-3, 2}

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