10-[3+2(1-4a)]-(2a-7)=

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Solution for 10-[3+2(1-4a)]-(2a-7)= equation:


Simplifying
10 + -1[3 + 2(1 + -4a)] + -1(2a + -7) = 0
10 + -1[3 + (1 * 2 + -4a * 2)] + -1(2a + -7) = 0
10 + -1[3 + (2 + -8a)] + -1(2a + -7) = 0

Combine like terms: 3 + 2 = 5
10 + -1[5 + -8a] + -1(2a + -7) = 0
10 + [5 * -1 + -8a * -1] + -1(2a + -7) = 0
10 + [-5 + 8a] + -1(2a + -7) = 0

Reorder the terms:
10 + -5 + 8a + -1(-7 + 2a) = 0
10 + -5 + 8a + (-7 * -1 + 2a * -1) = 0
10 + -5 + 8a + (7 + -2a) = 0

Reorder the terms:
10 + -5 + 7 + 8a + -2a = 0

Combine like terms: 10 + -5 = 5
5 + 7 + 8a + -2a = 0

Combine like terms: 5 + 7 = 12
12 + 8a + -2a = 0

Combine like terms: 8a + -2a = 6a
12 + 6a = 0

Solving
12 + 6a = 0

Solving for variable 'a'.

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

Add '-12' to each side of the equation.
12 + -12 + 6a = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 6a = 0 + -12
6a = 0 + -12

Combine like terms: 0 + -12 = -12
6a = -12

Divide each side by '6'.
a = -2

Simplifying
a = -2

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