4x^2+80x+300=1344

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Solution for 4x^2+80x+300=1344 equation:


Simplifying
4x2 + 80x + 300 = 1344

Reorder the terms:
300 + 80x + 4x2 = 1344

Solving
300 + 80x + 4x2 = 1344

Solving for variable 'x'.

Reorder the terms:
300 + -1344 + 80x + 4x2 = 1344 + -1344

Combine like terms: 300 + -1344 = -1044
-1044 + 80x + 4x2 = 1344 + -1344

Combine like terms: 1344 + -1344 = 0
-1044 + 80x + 4x2 = 0

Factor out the Greatest Common Factor (GCF), '4'.
4(-261 + 20x + x2) = 0

Factor a trinomial.
4((-29 + -1x)(9 + -1x)) = 0

Ignore the factor 4.

Subproblem 1

Set the factor '(-29 + -1x)' equal to zero and attempt to solve: Simplifying -29 + -1x = 0 Solving -29 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '29' to each side of the equation. -29 + 29 + -1x = 0 + 29 Combine like terms: -29 + 29 = 0 0 + -1x = 0 + 29 -1x = 0 + 29 Combine like terms: 0 + 29 = 29 -1x = 29 Divide each side by '-1'. x = -29 Simplifying x = -29

Subproblem 2

Set the factor '(9 + -1x)' equal to zero and attempt to solve: Simplifying 9 + -1x = 0 Solving 9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1x = 0 + -9 -1x = 0 + -9 Combine like terms: 0 + -9 = -9 -1x = -9 Divide each side by '-1'. x = 9 Simplifying x = 9

Solution

x = {-29, 9}

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