x^2+28x=960

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Solution for x^2+28x=960 equation:


Simplifying
x2 + 28x = 960

Reorder the terms:
28x + x2 = 960

Solving
28x + x2 = 960

Solving for variable 'x'.

Reorder the terms:
-960 + 28x + x2 = 960 + -960

Combine like terms: 960 + -960 = 0
-960 + 28x + x2 = 0

Factor a trinomial.
(-48 + -1x)(20 + -1x) = 0

Subproblem 1

Set the factor '(-48 + -1x)' equal to zero and attempt to solve: Simplifying -48 + -1x = 0 Solving -48 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '48' to each side of the equation. -48 + 48 + -1x = 0 + 48 Combine like terms: -48 + 48 = 0 0 + -1x = 0 + 48 -1x = 0 + 48 Combine like terms: 0 + 48 = 48 -1x = 48 Divide each side by '-1'. x = -48 Simplifying x = -48

Subproblem 2

Set the factor '(20 + -1x)' equal to zero and attempt to solve: Simplifying 20 + -1x = 0 Solving 20 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-20' to each side of the equation. 20 + -20 + -1x = 0 + -20 Combine like terms: 20 + -20 = 0 0 + -1x = 0 + -20 -1x = 0 + -20 Combine like terms: 0 + -20 = -20 -1x = -20 Divide each side by '-1'. x = 20 Simplifying x = 20

Solution

x = {-48, 20}

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