A^2=(a-6)*(2a+5)

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Solution for A^2=(a-6)*(2a+5) equation: 


Simplifying
A2 = (a + -6)(2a + 5)

Reorder the terms:
A2 = (-6 + a)(2a + 5)

Reorder the terms:
A2 = (-6 + a)(5 + 2a)

Multiply (-6 + a) * (5 + 2a)
A2 = (-6(5 + 2a) + a(5 + 2a))
A2 = ((5 * -6 + 2a * -6) + a(5 + 2a))
A2 = ((-30 + -12a) + a(5 + 2a))
A2 = (-30 + -12a + (5 * a + 2a * a))
A2 = (-30 + -12a + (5a + 2a2))

Combine like terms: -12a + 5a = -7a
A2 = (-30 + -7a + 2a2)

Solving
A2 = -30 + -7a + 2a2

Solving for variable 'A'.

Move all terms containing A to the left, all other terms to the right.

Simplifying
A2 = -30 + -7a + 2a2

Reorder the terms:
30 + A2 + 7a + -2a2 = -30 + -7a + 2a2 + 30 + 7a + -2a2

Reorder the terms:
30 + A2 + 7a + -2a2 = -30 + 30 + -7a + 7a + 2a2 + -2a2

Combine like terms: -30 + 30 = 0
30 + A2 + 7a + -2a2 = 0 + -7a + 7a + 2a2 + -2a2
30 + A2 + 7a + -2a2 = -7a + 7a + 2a2 + -2a2

Combine like terms: -7a + 7a = 0
30 + A2 + 7a + -2a2 = 0 + 2a2 + -2a2
30 + A2 + 7a + -2a2 = 2a2 + -2a2

Combine like terms: 2a2 + -2a2 = 0
30 + A2 + 7a + -2a2 = 0

The solution to this equation could not be determined.

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