16=8+(-a)

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Solution for 16=8+(-a) equation:


Simplifying
16 = 8 + (-1a)

Solving
16 = 8 + (-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.
16 + (a) = 8 + (-1a) + (a)
16 + a = 8 + (-1a) + (a)
16 + a = 8 + (-1a) + a

Combine like terms: (-1a) + a = 0
16 + a = 8 + 0
16 + a = 8

Add '-16' to each side of the equation.
16 + -16 + a = 8 + -16

Combine like terms: 16 + -16 = 0
0 + a = 8 + -16
a = 8 + -16

Combine like terms: 8 + -16 = -8
a = -8

Simplifying
a = -8

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