3z^2+2=5z

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Solution for 3z^2+2=5z equation:


Simplifying
3z2 + 2 = 5z

Reorder the terms:
2 + 3z2 = 5z

Solving
2 + 3z2 = 5z

Solving for variable 'z'.

Reorder the terms:
2 + -5z + 3z2 = 5z + -5z

Combine like terms: 5z + -5z = 0
2 + -5z + 3z2 = 0

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

Subproblem 1

Set the factor '(2 + -3z)' equal to zero and attempt to solve: Simplifying 2 + -3z = 0 Solving 2 + -3z = 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 + -3z = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -3z = 0 + -2 -3z = 0 + -2 Combine like terms: 0 + -2 = -2 -3z = -2 Divide each side by '-3'. z = 0.6666666667 Simplifying z = 0.6666666667

Subproblem 2

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

Solution

z = {0.6666666667, 1}

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