3-2a=19

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Solution for 3-2a=19 equation: 


Simplifying
3 + -2a = 19

Solving
3 + -2a = 19

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + -2a = 19 + -3

Combine like terms: 3 + -3 = 0
0 + -2a = 19 + -3
-2a = 19 + -3

Combine like terms: 19 + -3 = 16
-2a = 16

Divide each side by '-2'.
a = -8

Simplifying
a = -8

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