3x^2=29x-40

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Solution for 3x^2=29x-40 equation:


Simplifying
3x2 = 29x + -40

Reorder the terms:
3x2 = -40 + 29x

Solving
3x2 = -40 + 29x

Solving for variable 'x'.

Reorder the terms:
40 + -29x + 3x2 = -40 + 29x + 40 + -29x

Reorder the terms:
40 + -29x + 3x2 = -40 + 40 + 29x + -29x

Combine like terms: -40 + 40 = 0
40 + -29x + 3x2 = 0 + 29x + -29x
40 + -29x + 3x2 = 29x + -29x

Combine like terms: 29x + -29x = 0
40 + -29x + 3x2 = 0

Factor a trinomial.
(5 + -3x)(8 + -1x) = 0

Subproblem 1

Set the factor '(5 + -3x)' equal to zero and attempt to solve: Simplifying 5 + -3x = 0 Solving 5 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -3x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -3x = 0 + -5 -3x = 0 + -5 Combine like terms: 0 + -5 = -5 -3x = -5 Divide each side by '-3'. x = 1.666666667 Simplifying x = 1.666666667

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 = {1.666666667, 8}

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