-a-3=a+79

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Solution for -a-3=a+79 equation:


Simplifying
-1a + -3 = a + 79

Reorder the terms:
-3 + -1a = a + 79

Reorder the terms:
-3 + -1a = 79 + a

Solving
-3 + -1a = 79 + 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 + -1a = 79 + a + -1a

Combine like terms: -1a + -1a = -2a
-3 + -2a = 79 + a + -1a

Combine like terms: a + -1a = 0
-3 + -2a = 79 + 0
-3 + -2a = 79

Add '3' to each side of the equation.
-3 + 3 + -2a = 79 + 3

Combine like terms: -3 + 3 = 0
0 + -2a = 79 + 3
-2a = 79 + 3

Combine like terms: 79 + 3 = 82
-2a = 82

Divide each side by '-2'.
a = -41

Simplifying
a = -41

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