7.2+a=19

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Solution for 7.2+a=19 equation: 


Simplifying
7.2 + a = 19

Solving
7.2 + a = 19

Solving for variable 'a'.

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

Add '-7.2' to each side of the equation.
7.2 + -7.2 + a = 19 + -7.2

Combine like terms: 7.2 + -7.2 = 0.0
0.0 + a = 19 + -7.2
a = 19 + -7.2

Combine like terms: 19 + -7.2 = 11.8
a = 11.8

Simplifying
a = 11.8

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