4x^2+54x+729=787

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Solution for 4x^2+54x+729=787 equation:


Simplifying
4x2 + 54x + 729 = 787

Reorder the terms:
729 + 54x + 4x2 = 787

Solving
729 + 54x + 4x2 = 787

Solving for variable 'x'.

Reorder the terms:
729 + -787 + 54x + 4x2 = 787 + -787

Combine like terms: 729 + -787 = -58
-58 + 54x + 4x2 = 787 + -787

Combine like terms: 787 + -787 = 0
-58 + 54x + 4x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-29 + 27x + 2x2) = 0

Factor a trinomial.
2((-29 + -2x)(1 + -1x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-29 + -2x)' equal to zero and attempt to solve: Simplifying -29 + -2x = 0 Solving -29 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '29' to each side of the equation. -29 + 29 + -2x = 0 + 29 Combine like terms: -29 + 29 = 0 0 + -2x = 0 + 29 -2x = 0 + 29 Combine like terms: 0 + 29 = 29 -2x = 29 Divide each side by '-2'. x = -14.5 Simplifying x = -14.5

Subproblem 2

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

Solution

x = {-14.5, 1}

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