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

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


Simplifying
7a + 4a(3 + -1a) + -2a + a(4a + -3) = 0
7a + (3 * 4a + -1a * 4a) + -2a + a(4a + -3) = 0
7a + (12a + -4a2) + -2a + a(4a + -3) = 0

Reorder the terms:
7a + 12a + -4a2 + -2a + a(-3 + 4a) = 0
7a + 12a + -4a2 + -2a + (-3 * a + 4a * a) = 0
7a + 12a + -4a2 + -2a + (-3a + 4a2) = 0

Reorder the terms:
7a + 12a + -2a + -3a + -4a2 + 4a2 = 0

Combine like terms: 7a + 12a = 19a
19a + -2a + -3a + -4a2 + 4a2 = 0

Combine like terms: 19a + -2a = 17a
17a + -3a + -4a2 + 4a2 = 0

Combine like terms: 17a + -3a = 14a
14a + -4a2 + 4a2 = 0

Combine like terms: -4a2 + 4a2 = 0
14a + 0 = 0
14a = 0

Solving
14a = 0

Solving for variable 'a'.

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

Divide each side by '14'.
a = 0

Simplifying
a = 0

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