12-5(a+2)=8+a

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Solution for 12-5(a+2)=8+a equation:


Simplifying
12 + -5(a + 2) = 8 + a

Reorder the terms:
12 + -5(2 + a) = 8 + a
12 + (2 * -5 + a * -5) = 8 + a
12 + (-10 + -5a) = 8 + a

Combine like terms: 12 + -10 = 2
2 + -5a = 8 + a

Solving
2 + -5a = 8 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
2 + -5a + -1a = 8 + a + -1a

Combine like terms: -5a + -1a = -6a
2 + -6a = 8 + a + -1a

Combine like terms: a + -1a = 0
2 + -6a = 8 + 0
2 + -6a = 8

Add '-2' to each side of the equation.
2 + -2 + -6a = 8 + -2

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

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

Divide each side by '-6'.
a = -1

Simplifying
a = -1

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