E=(5a-2)(5a+2)-4a(-a+5)

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Solution for E=(5a-2)(5a+2)-4a(-a+5) equation: 


Simplifying
E = (5a + -2)(5a + 2) + -4a(-1a + 5)

Reorder the terms:
E = (-2 + 5a)(5a + 2) + -4a(-1a + 5)

Reorder the terms:
E = (-2 + 5a)(2 + 5a) + -4a(-1a + 5)

Multiply (-2 + 5a) * (2 + 5a)
E = (-2(2 + 5a) + 5a * (2 + 5a)) + -4a(-1a + 5)
E = ((2 * -2 + 5a * -2) + 5a * (2 + 5a)) + -4a(-1a + 5)
E = ((-4 + -10a) + 5a * (2 + 5a)) + -4a(-1a + 5)
E = (-4 + -10a + (2 * 5a + 5a * 5a)) + -4a(-1a + 5)
E = (-4 + -10a + (10a + 25a2)) + -4a(-1a + 5)

Combine like terms: -10a + 10a = 0
E = (-4 + 0 + 25a2) + -4a(-1a + 5)
E = (-4 + 25a2) + -4a(-1a + 5)

Reorder the terms:
E = -4 + 25a2 + -4a(5 + -1a)
E = -4 + 25a2 + (5 * -4a + -1a * -4a)
E = -4 + 25a2 + (-20a + 4a2)

Reorder the terms:
E = -4 + -20a + 25a2 + 4a2

Combine like terms: 25a2 + 4a2 = 29a2
E = -4 + -20a + 29a2

Solving
E = -4 + -20a + 29a2

Solving for variable 'E'.

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

Simplifying
E = -4 + -20a + 29a2

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