a+3.9=5.6

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Solution for a+3.9=5.6 equation: 


Simplifying
a + 3.9 = 5.6

Reorder the terms:
3.9 + a = 5.6

Solving
3.9 + a = 5.6

Solving for variable 'a'.

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

Add '-3.9' to each side of the equation.
3.9 + -3.9 + a = 5.6 + -3.9

Combine like terms: 3.9 + -3.9 = 0.0
0.0 + a = 5.6 + -3.9
a = 5.6 + -3.9

Combine like terms: 5.6 + -3.9 = 1.7
a = 1.7

Simplifying
a = 1.7

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