(3x^2-1)=(5x+1)

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Solution for (3x^2-1)=(5x+1) equation: 


Simplifying
(3x2 + -1) = (5x + 1)

Reorder the terms:
(-1 + 3x2) = (5x + 1)

Remove parenthesis around (-1 + 3x2)
-1 + 3x2 = (5x + 1)

Reorder the terms:
-1 + 3x2 = (1 + 5x)

Remove parenthesis around (1 + 5x)
-1 + 3x2 = 1 + 5x

Solving
-1 + 3x2 = 1 + 5x

Solving for variable 'x'.

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

Combine like terms: -1 + -1 = -2
-2 + -5x + 3x2 = 1 + 5x + -1 + -5x

Reorder the terms:
-2 + -5x + 3x2 = 1 + -1 + 5x + -5x

Combine like terms: 1 + -1 = 0
-2 + -5x + 3x2 = 0 + 5x + -5x
-2 + -5x + 3x2 = 5x + -5x

Combine like terms: 5x + -5x = 0
-2 + -5x + 3x2 = 0

Factor a trinomial.
(-1 + -3x)(2 + -1x) = 0


Subproblem 1
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

Subproblem 2
Set the factor '(2 + -1x)' equal to zero and attempt to solve:

Simplifying
2 + -1x = 0

Solving
2 + -1x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-2' to each side of the equation.
2 + -2 + -1x = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -1x = 0 + -2
-1x = 0 + -2

Combine like terms: 0 + -2 = -2
-1x = -2

Divide each side by '-1'.
x = 2

Simplifying
x = 2
Solution
x = {-0.3333333333, 2}

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