a-7.5=-3.1

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Solution for a-7.5=-3.1 equation: 


Simplifying
a + -7.5 = -3.1

Reorder the terms:
-7.5 + a = -3.1

Solving
-7.5 + a = -3.1

Solving for variable 'a'.

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

Add '7.5' to each side of the equation.
-7.5 + 7.5 + a = -3.1 + 7.5

Combine like terms: -7.5 + 7.5 = 0.0
0.0 + a = -3.1 + 7.5
a = -3.1 + 7.5

Combine like terms: -3.1 + 7.5 = 4.4
a = 4.4

Simplifying
a = 4.4

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