-4=-a+8-29

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Solution for -4=-a+8-29 equation:


Simplifying
-4 = -1a + 8 + -29

Reorder the terms:
-4 = 8 + -29 + -1a

Combine like terms: 8 + -29 = -21
-4 = -21 + -1a

Solving
-4 = -21 + -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 = -21 + -1a + a

Combine like terms: -1a + a = 0
-4 + a = -21 + 0
-4 + a = -21

Add '4' to each side of the equation.
-4 + 4 + a = -21 + 4

Combine like terms: -4 + 4 = 0
0 + a = -21 + 4
a = -21 + 4

Combine like terms: -21 + 4 = -17
a = -17

Simplifying
a = -17

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