-16=-4+a

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Solution for -16=-4+a equation:


Simplifying
-16 = -4 + a

Solving
-16 = -4 + 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.
-16 + -1a = -4 + a + -1a

Combine like terms: a + -1a = 0
-16 + -1a = -4 + 0
-16 + -1a = -4

Add '16' to each side of the equation.
-16 + 16 + -1a = -4 + 16

Combine like terms: -16 + 16 = 0
0 + -1a = -4 + 16
-1a = -4 + 16

Combine like terms: -4 + 16 = 12
-1a = 12

Divide each side by '-1'.
a = -12

Simplifying
a = -12

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