a-2=3a

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Solution for a-2=3a equation:


Simplifying
a + -2 = 3a

Reorder the terms:
-2 + a = 3a

Solving
-2 + a = 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
-2 + a + -3a = 3a + -3a

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

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

Add '2' to each side of the equation.
-2 + 2 + -2a = 0 + 2

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

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

Divide each side by '-2'.
a = -1

Simplifying
a = -1

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