7-2a=19

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Solution for 7-2a=19 equation: 


Simplifying
7 + -2a = 19

Solving
7 + -2a = 19

Solving for variable 'a'.

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

Add '-7' to each side of the equation.
7 + -7 + -2a = 19 + -7

Combine like terms: 7 + -7 = 0
0 + -2a = 19 + -7
-2a = 19 + -7

Combine like terms: 19 + -7 = 12
-2a = 12

Divide each side by '-2'.
a = -6

Simplifying
a = -6

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