a-.5=2a

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Solution for a-.5=2a equation:


Simplifying
a + -0.5 = 2a

Reorder the terms:
-0.5 + a = 2a

Solving
-0.5 + a = 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
-0.5 + a + -2a = 2a + -2a

Combine like terms: a + -2a = -1a
-0.5 + -1a = 2a + -2a

Combine like terms: 2a + -2a = 0
-0.5 + -1a = 0

Add '0.5' to each side of the equation.
-0.5 + 0.5 + -1a = 0 + 0.5

Combine like terms: -0.5 + 0.5 = 0.0
0.0 + -1a = 0 + 0.5
-1a = 0 + 0.5

Combine like terms: 0 + 0.5 = 0.5
-1a = 0.5

Divide each side by '-1'.
a = -0.5

Simplifying
a = -0.5

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