72x^2+36x=10800

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Solution for 72x^2+36x=10800 equation:


Simplifying
72x2 + 36x = 10800

Reorder the terms:
36x + 72x2 = 10800

Solving
36x + 72x2 = 10800

Solving for variable 'x'.

Reorder the terms:
-10800 + 36x + 72x2 = 10800 + -10800

Combine like terms: 10800 + -10800 = 0
-10800 + 36x + 72x2 = 0

Factor out the Greatest Common Factor (GCF), '36'.
36(-300 + x + 2x2) = 0

Factor a trinomial.
36((-25 + -2x)(12 + -1x)) = 0

Ignore the factor 36.

Subproblem 1

Set the factor '(-25 + -2x)' equal to zero and attempt to solve: Simplifying -25 + -2x = 0 Solving -25 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '25' to each side of the equation. -25 + 25 + -2x = 0 + 25 Combine like terms: -25 + 25 = 0 0 + -2x = 0 + 25 -2x = 0 + 25 Combine like terms: 0 + 25 = 25 -2x = 25 Divide each side by '-2'. x = -12.5 Simplifying x = -12.5

Subproblem 2

Set the factor '(12 + -1x)' equal to zero and attempt to solve: Simplifying 12 + -1x = 0 Solving 12 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + -1x = 0 + -12 Combine like terms: 12 + -12 = 0 0 + -1x = 0 + -12 -1x = 0 + -12 Combine like terms: 0 + -12 = -12 -1x = -12 Divide each side by '-1'. x = 12 Simplifying x = 12

Solution

x = {-12.5, 12}

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