22-8a=-7a(2+7a)-5

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Solution for 22-8a=-7a(2+7a)-5 equation:


Simplifying
22 + -8a = -7a(2 + 7a) + -5
22 + -8a = (2 * -7a + 7a * -7a) + -5
22 + -8a = (-14a + -49a2) + -5

Reorder the terms:
22 + -8a = -5 + -14a + -49a2

Solving
22 + -8a = -5 + -14a + -49a2

Solving for variable 'a'.

Reorder the terms:
22 + 5 + -8a + 14a + 49a2 = -5 + -14a + -49a2 + 5 + 14a + 49a2

Combine like terms: 22 + 5 = 27
27 + -8a + 14a + 49a2 = -5 + -14a + -49a2 + 5 + 14a + 49a2

Combine like terms: -8a + 14a = 6a
27 + 6a + 49a2 = -5 + -14a + -49a2 + 5 + 14a + 49a2

Reorder the terms:
27 + 6a + 49a2 = -5 + 5 + -14a + 14a + -49a2 + 49a2

Combine like terms: -5 + 5 = 0
27 + 6a + 49a2 = 0 + -14a + 14a + -49a2 + 49a2
27 + 6a + 49a2 = -14a + 14a + -49a2 + 49a2

Combine like terms: -14a + 14a = 0
27 + 6a + 49a2 = 0 + -49a2 + 49a2
27 + 6a + 49a2 = -49a2 + 49a2

Combine like terms: -49a2 + 49a2 = 0
27 + 6a + 49a2 = 0

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

Divide each side by '49'.
0.5510204082 + 0.1224489796a + a2 = 0

Move the constant term to the right:

Add '-0.5510204082' to each side of the equation.
0.5510204082 + 0.1224489796a + -0.5510204082 + a2 = 0 + -0.5510204082

Reorder the terms:
0.5510204082 + -0.5510204082 + 0.1224489796a + a2 = 0 + -0.5510204082

Combine like terms: 0.5510204082 + -0.5510204082 = 0.0000000000
0.0000000000 + 0.1224489796a + a2 = 0 + -0.5510204082
0.1224489796a + a2 = 0 + -0.5510204082

Combine like terms: 0 + -0.5510204082 = -0.5510204082
0.1224489796a + a2 = -0.5510204082

The a term is 0.1224489796a.  Take half its coefficient (0.0612244898).
Square it (0.003748438151) and add it to both sides.

Add '0.003748438151' to each side of the equation.
0.1224489796a + 0.003748438151 + a2 = -0.5510204082 + 0.003748438151

Reorder the terms:
0.003748438151 + 0.1224489796a + a2 = -0.5510204082 + 0.003748438151

Combine like terms: -0.5510204082 + 0.003748438151 = -0.547271970049
0.003748438151 + 0.1224489796a + a2 = -0.547271970049

Factor a perfect square on the left side:
(a + 0.0612244898)(a + 0.0612244898) = -0.547271970049

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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