12x^2+18=x+5

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Solution for 12x^2+18=x+5 equation:


Simplifying
12x2 + 18 = x + 5

Reorder the terms:
18 + 12x2 = x + 5

Reorder the terms:
18 + 12x2 = 5 + x

Solving
18 + 12x2 = 5 + x

Solving for variable 'x'.

Reorder the terms:
18 + -5 + -1x + 12x2 = 5 + x + -5 + -1x

Combine like terms: 18 + -5 = 13
13 + -1x + 12x2 = 5 + x + -5 + -1x

Reorder the terms:
13 + -1x + 12x2 = 5 + -5 + x + -1x

Combine like terms: 5 + -5 = 0
13 + -1x + 12x2 = 0 + x + -1x
13 + -1x + 12x2 = x + -1x

Combine like terms: x + -1x = 0
13 + -1x + 12x2 = 0

Begin completing the square.  Divide all terms by
12 the coefficient of the squared term: 

Divide each side by '12'.
1.083333333 + -0.08333333333x + x2 = 0

Move the constant term to the right:

Add '-1.083333333' to each side of the equation.
1.083333333 + -0.08333333333x + -1.083333333 + x2 = 0 + -1.083333333

Reorder the terms:
1.083333333 + -1.083333333 + -0.08333333333x + x2 = 0 + -1.083333333

Combine like terms: 1.083333333 + -1.083333333 = 0.000000000
0.000000000 + -0.08333333333x + x2 = 0 + -1.083333333
-0.08333333333x + x2 = 0 + -1.083333333

Combine like terms: 0 + -1.083333333 = -1.083333333
-0.08333333333x + x2 = -1.083333333

The x term is -0.08333333333x.  Take half its coefficient (-0.04166666667).
Square it (0.001736111111) and add it to both sides.

Add '0.001736111111' to each side of the equation.
-0.08333333333x + 0.001736111111 + x2 = -1.083333333 + 0.001736111111

Reorder the terms:
0.001736111111 + -0.08333333333x + x2 = -1.083333333 + 0.001736111111

Combine like terms: -1.083333333 + 0.001736111111 = -1.081597221889
0.001736111111 + -0.08333333333x + x2 = -1.081597221889

Factor a perfect square on the left side:
(x + -0.04166666667)(x + -0.04166666667) = -1.081597221889

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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