a-3.45=8.70

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Solution for a-3.45=8.70 equation: 


Simplifying
a + -3.45 = 8.70

Reorder the terms:
-3.45 + a = 8.70

Solving
-3.45 + a = 8.70

Solving for variable 'a'.

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

Add '3.45' to each side of the equation.
-3.45 + 3.45 + a = 8.70 + 3.45

Combine like terms: -3.45 + 3.45 = 0.00
0.00 + a = 8.70 + 3.45
a = 8.70 + 3.45

Combine like terms: 8.70 + 3.45 = 12.15
a = 12.15

Simplifying
a = 12.15

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