3.7+a=-9

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Solution for 3.7+a=-9 equation: 


Simplifying
3.7 + a = -9

Solving
3.7 + a = -9

Solving for variable 'a'.

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

Add '-3.7' to each side of the equation.
3.7 + -3.7 + a = -9 + -3.7

Combine like terms: 3.7 + -3.7 = 0.0
0.0 + a = -9 + -3.7
a = -9 + -3.7

Combine like terms: -9 + -3.7 = -12.7
a = -12.7

Simplifying
a = -12.7

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