15x^2=7x-2

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Solution for 15x^2=7x-2 equation:


Simplifying
15x2 = 7x + -2

Reorder the terms:
15x2 = -2 + 7x

Solving
15x2 = -2 + 7x

Solving for variable 'x'.

Reorder the terms:
2 + -7x + 15x2 = -2 + 7x + 2 + -7x

Reorder the terms:
2 + -7x + 15x2 = -2 + 2 + 7x + -7x

Combine like terms: -2 + 2 = 0
2 + -7x + 15x2 = 0 + 7x + -7x
2 + -7x + 15x2 = 7x + -7x

Combine like terms: 7x + -7x = 0
2 + -7x + 15x2 = 0

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

Divide each side by '15'.
0.1333333333 + -0.4666666667x + x2 = 0

Move the constant term to the right:

Add '-0.1333333333' to each side of the equation.
0.1333333333 + -0.4666666667x + -0.1333333333 + x2 = 0 + -0.1333333333

Reorder the terms:
0.1333333333 + -0.1333333333 + -0.4666666667x + x2 = 0 + -0.1333333333

Combine like terms: 0.1333333333 + -0.1333333333 = 0.0000000000
0.0000000000 + -0.4666666667x + x2 = 0 + -0.1333333333
-0.4666666667x + x2 = 0 + -0.1333333333

Combine like terms: 0 + -0.1333333333 = -0.1333333333
-0.4666666667x + x2 = -0.1333333333

The x term is -0.4666666667x.  Take half its coefficient (-0.2333333334).
Square it (0.05444444448) and add it to both sides.

Add '0.05444444448' to each side of the equation.
-0.4666666667x + 0.05444444448 + x2 = -0.1333333333 + 0.05444444448

Reorder the terms:
0.05444444448 + -0.4666666667x + x2 = -0.1333333333 + 0.05444444448

Combine like terms: -0.1333333333 + 0.05444444448 = -0.07888888882
0.05444444448 + -0.4666666667x + x2 = -0.07888888882

Factor a perfect square on the left side:
(x + -0.2333333334)(x + -0.2333333334) = -0.07888888882

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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