4a-12=3-(a+5)

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Solution for 4a-12=3-(a+5) equation:


Simplifying
4a + -12 = 3 + -1(a + 5)

Reorder the terms:
-12 + 4a = 3 + -1(a + 5)

Reorder the terms:
-12 + 4a = 3 + -1(5 + a)
-12 + 4a = 3 + (5 * -1 + a * -1)
-12 + 4a = 3 + (-5 + -1a)

Combine like terms: 3 + -5 = -2
-12 + 4a = -2 + -1a

Solving
-12 + 4a = -2 + -1a

Solving for variable 'a'.

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

Add 'a' to each side of the equation.
-12 + 4a + a = -2 + -1a + a

Combine like terms: 4a + a = 5a
-12 + 5a = -2 + -1a + a

Combine like terms: -1a + a = 0
-12 + 5a = -2 + 0
-12 + 5a = -2

Add '12' to each side of the equation.
-12 + 12 + 5a = -2 + 12

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

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

Divide each side by '5'.
a = 2

Simplifying
a = 2

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