-2+7a=19

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Solution for -2+7a=19 equation: 


Simplifying
-2 + 7a = 19

Solving
-2 + 7a = 19

Solving for variable 'a'.

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

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

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

Combine like terms: 19 + 2 = 21
7a = 21

Divide each side by '7'.
a = 3

Simplifying
a = 3

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