16x^2-40x=11

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Solution for 16x^2-40x=11 equation:


Simplifying
16x2 + -40x = 11

Reorder the terms:
-40x + 16x2 = 11

Solving
-40x + 16x2 = 11

Solving for variable 'x'.

Reorder the terms:
-11 + -40x + 16x2 = 11 + -11

Combine like terms: 11 + -11 = 0
-11 + -40x + 16x2 = 0

Factor a trinomial.
(-1 + -4x)(11 + -4x) = 0

Subproblem 1

Set the factor '(-1 + -4x)' equal to zero and attempt to solve: Simplifying -1 + -4x = 0 Solving -1 + -4x = 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 + -4x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -4x = 0 + 1 -4x = 0 + 1 Combine like terms: 0 + 1 = 1 -4x = 1 Divide each side by '-4'. x = -0.25 Simplifying x = -0.25

Subproblem 2

Set the factor '(11 + -4x)' equal to zero and attempt to solve: Simplifying 11 + -4x = 0 Solving 11 + -4x = 0 Move all terms containing x to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + -4x = 0 + -11 Combine like terms: 11 + -11 = 0 0 + -4x = 0 + -11 -4x = 0 + -11 Combine like terms: 0 + -11 = -11 -4x = -11 Divide each side by '-4'. x = 2.75 Simplifying x = 2.75

Solution

x = {-0.25, 2.75}

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