3.4+7a=13.2

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Solution for 3.4+7a=13.2 equation: 


Simplifying
3.4 + 7a = 13.2

Solving
3.4 + 7a = 13.2

Solving for variable 'a'.

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

Add '-3.4' to each side of the equation.
3.4 + -3.4 + 7a = 13.2 + -3.4

Combine like terms: 3.4 + -3.4 = 0.0
0.0 + 7a = 13.2 + -3.4
7a = 13.2 + -3.4

Combine like terms: 13.2 + -3.4 = 9.8
7a = 9.8

Divide each side by '7'.
a = 1.4

Simplifying
a = 1.4

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