2a-4=5a+8

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Solution for 2a-4=5a+8 equation:


Simplifying
2a + -4 = 5a + 8

Reorder the terms:
-4 + 2a = 5a + 8

Reorder the terms:
-4 + 2a = 8 + 5a

Solving
-4 + 2a = 8 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
-4 + 2a + -5a = 8 + 5a + -5a

Combine like terms: 2a + -5a = -3a
-4 + -3a = 8 + 5a + -5a

Combine like terms: 5a + -5a = 0
-4 + -3a = 8 + 0
-4 + -3a = 8

Add '4' to each side of the equation.
-4 + 4 + -3a = 8 + 4

Combine like terms: -4 + 4 = 0
0 + -3a = 8 + 4
-3a = 8 + 4

Combine like terms: 8 + 4 = 12
-3a = 12

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

Simplifying
a = -4

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