3x^2-26x+23=7

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Solution for 3x^2-26x+23=7 equation:


Simplifying
3x2 + -26x + 23 = 7

Reorder the terms:
23 + -26x + 3x2 = 7

Solving
23 + -26x + 3x2 = 7

Solving for variable 'x'.

Reorder the terms:
23 + -7 + -26x + 3x2 = 7 + -7

Combine like terms: 23 + -7 = 16
16 + -26x + 3x2 = 7 + -7

Combine like terms: 7 + -7 = 0
16 + -26x + 3x2 = 0

Factor a trinomial.
(2 + -3x)(8 + -1x) = 0

Subproblem 1

Set the factor '(2 + -3x)' equal to zero and attempt to solve: Simplifying 2 + -3x = 0 Solving 2 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -3x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -3x = 0 + -2 -3x = 0 + -2 Combine like terms: 0 + -2 = -2 -3x = -2 Divide each side by '-3'. x = 0.6666666667 Simplifying x = 0.6666666667

Subproblem 2

Set the factor '(8 + -1x)' equal to zero and attempt to solve: Simplifying 8 + -1x = 0 Solving 8 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -1x = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -1x = 0 + -8 -1x = 0 + -8 Combine like terms: 0 + -8 = -8 -1x = -8 Divide each side by '-1'. x = 8 Simplifying x = 8

Solution

x = {0.6666666667, 8}

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