7a-7a+a=19

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Solution for 7a-7a+a=19 equation: 


Simplifying
7a + -7a + a = 19

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

Solving
a = 19

Solving for variable 'a'.

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

Simplifying
a = 19

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