4x^2+10x-5=x^2-3x-9

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Solution for 4x^2+10x-5=x^2-3x-9 equation:


Simplifying
4x2 + 10x + -5 = x2 + -3x + -9

Reorder the terms:
-5 + 10x + 4x2 = x2 + -3x + -9

Reorder the terms:
-5 + 10x + 4x2 = -9 + -3x + x2

Solving
-5 + 10x + 4x2 = -9 + -3x + x2

Solving for variable 'x'.

Reorder the terms:
-5 + 9 + 10x + 3x + 4x2 + -1x2 = -9 + -3x + x2 + 9 + 3x + -1x2

Combine like terms: -5 + 9 = 4
4 + 10x + 3x + 4x2 + -1x2 = -9 + -3x + x2 + 9 + 3x + -1x2

Combine like terms: 10x + 3x = 13x
4 + 13x + 4x2 + -1x2 = -9 + -3x + x2 + 9 + 3x + -1x2

Combine like terms: 4x2 + -1x2 = 3x2
4 + 13x + 3x2 = -9 + -3x + x2 + 9 + 3x + -1x2

Reorder the terms:
4 + 13x + 3x2 = -9 + 9 + -3x + 3x + x2 + -1x2

Combine like terms: -9 + 9 = 0
4 + 13x + 3x2 = 0 + -3x + 3x + x2 + -1x2
4 + 13x + 3x2 = -3x + 3x + x2 + -1x2

Combine like terms: -3x + 3x = 0
4 + 13x + 3x2 = 0 + x2 + -1x2
4 + 13x + 3x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
4 + 13x + 3x2 = 0

Factor a trinomial.
(4 + x)(1 + 3x) = 0

Subproblem 1

Set the factor '(4 + x)' equal to zero and attempt to solve: Simplifying 4 + x = 0 Solving 4 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + x = 0 + -4 x = 0 + -4 Combine like terms: 0 + -4 = -4 x = -4 Simplifying x = -4

Subproblem 2

Set the factor '(1 + 3x)' equal to zero and attempt to solve: Simplifying 1 + 3x = 0 Solving 1 + 3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + 3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 3x = 0 + -1 3x = 0 + -1 Combine like terms: 0 + -1 = -1 3x = -1 Divide each side by '3'. x = -0.3333333333 Simplifying x = -0.3333333333

Solution

x = {-4, -0.3333333333}

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