336=x^2+5x

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Solution for 336=x^2+5x equation:


Simplifying
336 = x2 + 5x

Reorder the terms:
336 = 5x + x2

Solving
336 = 5x + x2

Solving for variable 'x'.

Reorder the terms:
336 + -5x + -1x2 = 5x + -5x + x2 + -1x2

Combine like terms: 5x + -5x = 0
336 + -5x + -1x2 = 0 + x2 + -1x2
336 + -5x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
336 + -5x + -1x2 = 0

Factor a trinomial.
(16 + -1x)(21 + x) = 0

Subproblem 1

Set the factor '(16 + -1x)' equal to zero and attempt to solve: Simplifying 16 + -1x = 0 Solving 16 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-16' to each side of the equation. 16 + -16 + -1x = 0 + -16 Combine like terms: 16 + -16 = 0 0 + -1x = 0 + -16 -1x = 0 + -16 Combine like terms: 0 + -16 = -16 -1x = -16 Divide each side by '-1'. x = 16 Simplifying x = 16

Subproblem 2

Set the factor '(21 + x)' equal to zero and attempt to solve: Simplifying 21 + x = 0 Solving 21 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-21' to each side of the equation. 21 + -21 + x = 0 + -21 Combine like terms: 21 + -21 = 0 0 + x = 0 + -21 x = 0 + -21 Combine like terms: 0 + -21 = -21 x = -21 Simplifying x = -21

Solution

x = {16, -21}

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