-4=-a

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Solution for -4=-a equation:


Simplifying
-4 = -1a

Solving
-4 = -1a

Solving for variable 'a'.

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

Add 'a' to each side of the equation.
-4 + a = -1a + a

Combine like terms: -1a + a = 0
-4 + a = 0

Add '4' to each side of the equation.
-4 + 4 + a = 0 + 4

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

Combine like terms: 0 + 4 = 4
a = 4

Simplifying
a = 4

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