-10x^2+49x-12=0

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Solution for -10x^2+49x-12=0 equation:


Simplifying
-10x2 + 49x + -12 = 0

Reorder the terms:
-12 + 49x + -10x2 = 0

Solving
-12 + 49x + -10x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-10 the coefficient of the squared term: 

Divide each side by '-10'.
1.2 + -4.9x + x2 = 0

Move the constant term to the right:

Add '-1.2' to each side of the equation.
1.2 + -4.9x + -1.2 + x2 = 0 + -1.2

Reorder the terms:
1.2 + -1.2 + -4.9x + x2 = 0 + -1.2

Combine like terms: 1.2 + -1.2 = 0.0
0.0 + -4.9x + x2 = 0 + -1.2
-4.9x + x2 = 0 + -1.2

Combine like terms: 0 + -1.2 = -1.2
-4.9x + x2 = -1.2

The x term is -4.9x.  Take half its coefficient (-2.45).
Square it (6.0025) and add it to both sides.

Add '6.0025' to each side of the equation.
-4.9x + 6.0025 + x2 = -1.2 + 6.0025

Reorder the terms:
6.0025 + -4.9x + x2 = -1.2 + 6.0025

Combine like terms: -1.2 + 6.0025 = 4.8025
6.0025 + -4.9x + x2 = 4.8025

Factor a perfect square on the left side:
(x + -2.45)(x + -2.45) = 4.8025

Calculate the square root of the right side: 2.1914607

Break this problem into two subproblems by setting 
(x + -2.45) equal to 2.1914607 and -2.1914607.

Subproblem 1

x + -2.45 = 2.1914607 Simplifying x + -2.45 = 2.1914607 Reorder the terms: -2.45 + x = 2.1914607 Solving -2.45 + x = 2.1914607 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.45' to each side of the equation. -2.45 + 2.45 + x = 2.1914607 + 2.45 Combine like terms: -2.45 + 2.45 = 0.00 0.00 + x = 2.1914607 + 2.45 x = 2.1914607 + 2.45 Combine like terms: 2.1914607 + 2.45 = 4.6414607 x = 4.6414607 Simplifying x = 4.6414607

Subproblem 2

x + -2.45 = -2.1914607 Simplifying x + -2.45 = -2.1914607 Reorder the terms: -2.45 + x = -2.1914607 Solving -2.45 + x = -2.1914607 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '2.45' to each side of the equation. -2.45 + 2.45 + x = -2.1914607 + 2.45 Combine like terms: -2.45 + 2.45 = 0.00 0.00 + x = -2.1914607 + 2.45 x = -2.1914607 + 2.45 Combine like terms: -2.1914607 + 2.45 = 0.2585393 x = 0.2585393 Simplifying x = 0.2585393

Solution

The solution to the problem is based on the solutions from the subproblems. x = {4.6414607, 0.2585393}

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