a+2(a+5)-2(a-1)=

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Solution for a+2(a+5)-2(a-1)= equation:


Simplifying
a + 2(a + 5) + -2(a + -1) = 0

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

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

Reorder the terms:
10 + 2 + a + 2a + -2a = 0

Combine like terms: 10 + 2 = 12
12 + a + 2a + -2a = 0

Combine like terms: a + 2a = 3a
12 + 3a + -2a = 0

Combine like terms: 3a + -2a = 1a
12 + 1a = 0

Solving
12 + 1a = 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 + 1a = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 1a = 0 + -12
1a = 0 + -12

Combine like terms: 0 + -12 = -12
1a = -12

Divide each side by '1'.
a = -12

Simplifying
a = -12

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