5a+8=a-4

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Solution for 5a+8=a-4 equation:


Simplifying
5a + 8 = a + -4

Reorder the terms:
8 + 5a = a + -4

Reorder the terms:
8 + 5a = -4 + a

Solving
8 + 5a = -4 + 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.
8 + 5a + -1a = -4 + a + -1a

Combine like terms: 5a + -1a = 4a
8 + 4a = -4 + a + -1a

Combine like terms: a + -1a = 0
8 + 4a = -4 + 0
8 + 4a = -4

Add '-8' to each side of the equation.
8 + -8 + 4a = -4 + -8

Combine like terms: 8 + -8 = 0
0 + 4a = -4 + -8
4a = -4 + -8

Combine like terms: -4 + -8 = -12
4a = -12

Divide each side by '4'.
a = -3

Simplifying
a = -3

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