3x^2+3x+3=x+4

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Solution for 3x^2+3x+3=x+4 equation:


Simplifying
3x2 + 3x + 3 = x + 4

Reorder the terms:
3 + 3x + 3x2 = x + 4

Reorder the terms:
3 + 3x + 3x2 = 4 + x

Solving
3 + 3x + 3x2 = 4 + x

Solving for variable 'x'.

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

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

Combine like terms: 3x + -1x = 2x
-1 + 2x + 3x2 = 4 + x + -4 + -1x

Reorder the terms:
-1 + 2x + 3x2 = 4 + -4 + x + -1x

Combine like terms: 4 + -4 = 0
-1 + 2x + 3x2 = 0 + x + -1x
-1 + 2x + 3x2 = x + -1x

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

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

Subproblem 1

Set the factor '(-1 + -1x)' equal to zero and attempt to solve: Simplifying -1 + -1x = 0 Solving -1 + -1x = 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 + -1x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -1x = 0 + 1 -1x = 0 + 1 Combine like terms: 0 + 1 = 1 -1x = 1 Divide each side by '-1'. x = -1 Simplifying x = -1

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 = {-1, 0.3333333333}

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