a+(-4)=-64

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Solution for a+(-4)=-64 equation: 


Simplifying
a + (-4) = -64
a + -4 = -64

Reorder the terms:
-4 + a = -64

Solving
-4 + a = -64

Solving for variable 'a'.

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

Add '4' to each side of the equation.
-4 + 4 + a = -64 + 4

Combine like terms: -4 + 4 = 0
0 + a = -64 + 4
a = -64 + 4

Combine like terms: -64 + 4 = -60
a = -60

Simplifying
a = -60

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