18.50+a=30

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Solution for 18.50+a=30 equation: 


Simplifying
18.50 + a = 30

Solving
18.50 + a = 30

Solving for variable 'a'.

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

Add '-18.50' to each side of the equation.
18.50 + -18.50 + a = 30 + -18.50

Combine like terms: 18.50 + -18.50 = 0.00
0.00 + a = 30 + -18.50
a = 30 + -18.50

Combine like terms: 30 + -18.50 = 11.5
a = 11.5

Simplifying
a = 11.5

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