(4a^2+3a-10)(7a-2)=

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Solution for (4a^2+3a-10)(7a-2)= equation: 


Simplifying
(4a2 + 3a + -10)(7a + -2) = 0

Reorder the terms:
(-10 + 3a + 4a2)(7a + -2) = 0

Reorder the terms:
(-10 + 3a + 4a2)(-2 + 7a) = 0

Multiply (-10 + 3a + 4a2) * (-2 + 7a)
(-10(-2 + 7a) + 3a * (-2 + 7a) + 4a2 * (-2 + 7a)) = 0
((-2 * -10 + 7a * -10) + 3a * (-2 + 7a) + 4a2 * (-2 + 7a)) = 0
((20 + -70a) + 3a * (-2 + 7a) + 4a2 * (-2 + 7a)) = 0
(20 + -70a + (-2 * 3a + 7a * 3a) + 4a2 * (-2 + 7a)) = 0
(20 + -70a + (-6a + 21a2) + 4a2 * (-2 + 7a)) = 0
(20 + -70a + -6a + 21a2 + (-2 * 4a2 + 7a * 4a2)) = 0
(20 + -70a + -6a + 21a2 + (-8a2 + 28a3)) = 0

Combine like terms: -70a + -6a = -76a
(20 + -76a + 21a2 + -8a2 + 28a3) = 0

Combine like terms: 21a2 + -8a2 = 13a2
(20 + -76a + 13a2 + 28a3) = 0

Solving
20 + -76a + 13a2 + 28a3 = 0

Solving for variable 'a'.

The solution to this equation could not be determined.

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