4x^2-20x+25=36

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Solution for 4x^2-20x+25=36 equation:


Simplifying
4x2 + -20x + 25 = 36

Reorder the terms:
25 + -20x + 4x2 = 36

Solving
25 + -20x + 4x2 = 36

Solving for variable 'x'.

Reorder the terms:
25 + -36 + -20x + 4x2 = 36 + -36

Combine like terms: 25 + -36 = -11
-11 + -20x + 4x2 = 36 + -36

Combine like terms: 36 + -36 = 0
-11 + -20x + 4x2 = 0

Factor a trinomial.
(-1 + -2x)(11 + -2x) = 0

Subproblem 1

Set the factor '(-1 + -2x)' equal to zero and attempt to solve: Simplifying -1 + -2x = 0 Solving -1 + -2x = 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 + -2x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -2x = 0 + 1 -2x = 0 + 1 Combine like terms: 0 + 1 = 1 -2x = 1 Divide each side by '-2'. x = -0.5 Simplifying x = -0.5

Subproblem 2

Set the factor '(11 + -2x)' equal to zero and attempt to solve: Simplifying 11 + -2x = 0 Solving 11 + -2x = 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 + -2x = 0 + -11 Combine like terms: 11 + -11 = 0 0 + -2x = 0 + -11 -2x = 0 + -11 Combine like terms: 0 + -11 = -11 -2x = -11 Divide each side by '-2'. x = 5.5 Simplifying x = 5.5

Solution

x = {-0.5, 5.5}

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