x(100-4x)=616

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Solution for x(100-4x)=616 equation:


Simplifying
x(100 + -4x) = 616
(100 * x + -4x * x) = 616
(100x + -4x2) = 616

Solving
100x + -4x2 = 616

Solving for variable 'x'.

Reorder the terms:
-616 + 100x + -4x2 = 616 + -616

Combine like terms: 616 + -616 = 0
-616 + 100x + -4x2 = 0

Factor out the Greatest Common Factor (GCF), '4'.
4(-154 + 25x + -1x2) = 0

Factor a trinomial.
4((-14 + x)(11 + -1x)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(-14 + x)' equal to zero and attempt to solve: Simplifying -14 + x = 0 Solving -14 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '14' to each side of the equation. -14 + 14 + x = 0 + 14 Combine like terms: -14 + 14 = 0 0 + x = 0 + 14 x = 0 + 14 Combine like terms: 0 + 14 = 14 x = 14 Simplifying x = 14

Subproblem 2

Set the factor '(11 + -1x)' equal to zero and attempt to solve: Simplifying 11 + -1x = 0 Solving 11 + -1x = 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 + -1x = 0 + -11 Combine like terms: 11 + -11 = 0 0 + -1x = 0 + -11 -1x = 0 + -11 Combine like terms: 0 + -11 = -11 -1x = -11 Divide each side by '-1'. x = 11 Simplifying x = 11

Solution

x = {14, 11}

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