3a+3(1-a)a=17

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Solution for 3a+3(1-a)a=17 equation:


Simplifying
3a + 3(1 + -1a) * a = 17

Reorder the terms for easier multiplication:
3a + 3a(1 + -1a) = 17
3a + (1 * 3a + -1a * 3a) = 17
3a + (3a + -3a2) = 17

Combine like terms: 3a + 3a = 6a
6a + -3a2 = 17

Solving
6a + -3a2 = 17

Solving for variable 'a'.

Reorder the terms:
-17 + 6a + -3a2 = 17 + -17

Combine like terms: 17 + -17 = 0
-17 + 6a + -3a2 = 0

Begin completing the square.  Divide all terms by
-3 the coefficient of the squared term: 

Divide each side by '-3'.
5.666666667 + -2a + a2 = 0

Move the constant term to the right:

Add '-5.666666667' to each side of the equation.
5.666666667 + -2a + -5.666666667 + a2 = 0 + -5.666666667

Reorder the terms:
5.666666667 + -5.666666667 + -2a + a2 = 0 + -5.666666667

Combine like terms: 5.666666667 + -5.666666667 = 0.000000000
0.000000000 + -2a + a2 = 0 + -5.666666667
-2a + a2 = 0 + -5.666666667

Combine like terms: 0 + -5.666666667 = -5.666666667
-2a + a2 = -5.666666667

The a term is -2a.  Take half its coefficient (-1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
-2a + 1 + a2 = -5.666666667 + 1

Reorder the terms:
1 + -2a + a2 = -5.666666667 + 1

Combine like terms: -5.666666667 + 1 = -4.666666667
1 + -2a + a2 = -4.666666667

Factor a perfect square on the left side:
(a + -1)(a + -1) = -4.666666667

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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