-3=a-1

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Solution for -3=a-1 equation:


Simplifying
-3 = a + -1

Reorder the terms:
-3 = -1 + a

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

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

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

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

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

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

Simplifying
a = -2

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