a*(a-773)=148973

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Solution for a*(a-773)=148973 equation:


Simplifying
a(a + -773) = 148973

Reorder the terms:
a(-773 + a) = 148973
(-773 * a + a * a) = 148973
(-773a + a2) = 148973

Solving
-773a + a2 = 148973

Solving for variable 'a'.

Reorder the terms:
-148973 + -773a + a2 = 148973 + -148973

Combine like terms: 148973 + -148973 = 0
-148973 + -773a + a2 = 0

Begin completing the square.

Move the constant term to the right:

Add '148973' to each side of the equation.
-148973 + -773a + 148973 + a2 = 0 + 148973

Reorder the terms:
-148973 + 148973 + -773a + a2 = 0 + 148973

Combine like terms: -148973 + 148973 = 0
0 + -773a + a2 = 0 + 148973
-773a + a2 = 0 + 148973

Combine like terms: 0 + 148973 = 148973
-773a + a2 = 148973

The a term is -773a.  Take half its coefficient (-386.5).
Square it (149382.25) and add it to both sides.

Add '149382.25' to each side of the equation.
-773a + 149382.25 + a2 = 148973 + 149382.25

Reorder the terms:
149382.25 + -773a + a2 = 148973 + 149382.25

Combine like terms: 148973 + 149382.25 = 298355.25
149382.25 + -773a + a2 = 298355.25

Factor a perfect square on the left side:
(a + -386.5)(a + -386.5) = 298355.25

Calculate the square root of the right side: 546.219049466

Break this problem into two subproblems by setting 
(a + -386.5) equal to 546.219049466 and -546.219049466.

Subproblem 1

a + -386.5 = 546.219049466 Simplifying a + -386.5 = 546.219049466 Reorder the terms: -386.5 + a = 546.219049466 Solving -386.5 + a = 546.219049466 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '386.5' to each side of the equation. -386.5 + 386.5 + a = 546.219049466 + 386.5 Combine like terms: -386.5 + 386.5 = 0.0 0.0 + a = 546.219049466 + 386.5 a = 546.219049466 + 386.5 Combine like terms: 546.219049466 + 386.5 = 932.719049466 a = 932.719049466 Simplifying a = 932.719049466

Subproblem 2

a + -386.5 = -546.219049466 Simplifying a + -386.5 = -546.219049466 Reorder the terms: -386.5 + a = -546.219049466 Solving -386.5 + a = -546.219049466 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '386.5' to each side of the equation. -386.5 + 386.5 + a = -546.219049466 + 386.5 Combine like terms: -386.5 + 386.5 = 0.0 0.0 + a = -546.219049466 + 386.5 a = -546.219049466 + 386.5 Combine like terms: -546.219049466 + 386.5 = -159.719049466 a = -159.719049466 Simplifying a = -159.719049466

Solution

The solution to the problem is based on the solutions from the subproblems. a = {932.719049466, -159.719049466}

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