3x^2=-48x-189

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Solution for 3x^2=-48x-189 equation:


Simplifying
3x2 = -48x + -189

Reorder the terms:
3x2 = -189 + -48x

Solving
3x2 = -189 + -48x

Solving for variable 'x'.

Reorder the terms:
189 + 48x + 3x2 = -189 + -48x + 189 + 48x

Reorder the terms:
189 + 48x + 3x2 = -189 + 189 + -48x + 48x

Combine like terms: -189 + 189 = 0
189 + 48x + 3x2 = 0 + -48x + 48x
189 + 48x + 3x2 = -48x + 48x

Combine like terms: -48x + 48x = 0
189 + 48x + 3x2 = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(63 + 16x + x2) = 0

Factor a trinomial.
3((9 + x)(7 + x)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(9 + x)' equal to zero and attempt to solve: Simplifying 9 + x = 0 Solving 9 + x = 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 + x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + x = 0 + -9 x = 0 + -9 Combine like terms: 0 + -9 = -9 x = -9 Simplifying x = -9

Subproblem 2

Set the factor '(7 + x)' equal to zero and attempt to solve: Simplifying 7 + x = 0 Solving 7 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + x = 0 + -7 x = 0 + -7 Combine like terms: 0 + -7 = -7 x = -7 Simplifying x = -7

Solution

x = {-9, -7}

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