-4((a*a)+2)+2((a*a)+3)=5a(a-1)+9

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Solution for -4((a*a)+2)+2((a*a)+3)=5a(a-1)+9 equation:


Simplifying
-4((a * a) + 2) + 2((a * a) + 3) = 5a(a + -1) + 9

Multiply a * a
-4((a2) + 2) + 2((a * a) + 3) = 5a(a + -1) + 9
-4(a2 + 2) + 2((a * a) + 3) = 5a(a + -1) + 9

Reorder the terms:
-4(2 + a2) + 2((a * a) + 3) = 5a(a + -1) + 9
(2 * -4 + a2 * -4) + 2((a * a) + 3) = 5a(a + -1) + 9
(-8 + -4a2) + 2((a * a) + 3) = 5a(a + -1) + 9

Multiply a * a
-8 + -4a2 + 2((a2) + 3) = 5a(a + -1) + 9
-8 + -4a2 + 2(a2 + 3) = 5a(a + -1) + 9

Reorder the terms:
-8 + -4a2 + 2(3 + a2) = 5a(a + -1) + 9
-8 + -4a2 + (3 * 2 + a2 * 2) = 5a(a + -1) + 9
-8 + -4a2 + (6 + 2a2) = 5a(a + -1) + 9

Reorder the terms:
-8 + 6 + -4a2 + 2a2 = 5a(a + -1) + 9

Combine like terms: -8 + 6 = -2
-2 + -4a2 + 2a2 = 5a(a + -1) + 9

Combine like terms: -4a2 + 2a2 = -2a2
-2 + -2a2 = 5a(a + -1) + 9

Reorder the terms:
-2 + -2a2 = 5a(-1 + a) + 9
-2 + -2a2 = (-1 * 5a + a * 5a) + 9
-2 + -2a2 = (-5a + 5a2) + 9

Reorder the terms:
-2 + -2a2 = 9 + -5a + 5a2

Solving
-2 + -2a2 = 9 + -5a + 5a2

Solving for variable 'a'.

Reorder the terms:
-2 + -9 + 5a + -2a2 + -5a2 = 9 + -5a + 5a2 + -9 + 5a + -5a2

Combine like terms: -2 + -9 = -11
-11 + 5a + -2a2 + -5a2 = 9 + -5a + 5a2 + -9 + 5a + -5a2

Combine like terms: -2a2 + -5a2 = -7a2
-11 + 5a + -7a2 = 9 + -5a + 5a2 + -9 + 5a + -5a2

Reorder the terms:
-11 + 5a + -7a2 = 9 + -9 + -5a + 5a + 5a2 + -5a2

Combine like terms: 9 + -9 = 0
-11 + 5a + -7a2 = 0 + -5a + 5a + 5a2 + -5a2
-11 + 5a + -7a2 = -5a + 5a + 5a2 + -5a2

Combine like terms: -5a + 5a = 0
-11 + 5a + -7a2 = 0 + 5a2 + -5a2
-11 + 5a + -7a2 = 5a2 + -5a2

Combine like terms: 5a2 + -5a2 = 0
-11 + 5a + -7a2 = 0

Begin completing the square.  Divide all terms by
-7 the coefficient of the squared term: 

Divide each side by '-7'.
1.571428571 + -0.7142857143a + a2 = 0

Move the constant term to the right:

Add '-1.571428571' to each side of the equation.
1.571428571 + -0.7142857143a + -1.571428571 + a2 = 0 + -1.571428571

Reorder the terms:
1.571428571 + -1.571428571 + -0.7142857143a + a2 = 0 + -1.571428571

Combine like terms: 1.571428571 + -1.571428571 = 0.000000000
0.000000000 + -0.7142857143a + a2 = 0 + -1.571428571
-0.7142857143a + a2 = 0 + -1.571428571

Combine like terms: 0 + -1.571428571 = -1.571428571
-0.7142857143a + a2 = -1.571428571

The a term is -0.7142857143a.  Take half its coefficient (-0.3571428572).
Square it (0.1275510204) and add it to both sides.

Add '0.1275510204' to each side of the equation.
-0.7142857143a + 0.1275510204 + a2 = -1.571428571 + 0.1275510204

Reorder the terms:
0.1275510204 + -0.7142857143a + a2 = -1.571428571 + 0.1275510204

Combine like terms: -1.571428571 + 0.1275510204 = -1.4438775506
0.1275510204 + -0.7142857143a + a2 = -1.4438775506

Factor a perfect square on the left side:
(a + -0.3571428572)(a + -0.3571428572) = -1.4438775506

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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