-3=2a-1

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Solution for -3=2a-1 equation:


Simplifying
-3 = 2a + -1

Reorder the terms:
-3 = -1 + 2a

Solving
-3 = -1 + 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.
-3 + -2a = -1 + 2a + -2a

Combine like terms: 2a + -2a = 0
-3 + -2a = -1 + 0
-3 + -2a = -1

Add '3' to each side of the equation.
-3 + 3 + -2a = -1 + 3

Combine like terms: -3 + 3 = 0
0 + -2a = -1 + 3
-2a = -1 + 3

Combine like terms: -1 + 3 = 2
-2a = 2

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

Simplifying
a = -1

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