p-8.2=12.9

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Solution for p-8.2=12.9 equation: 


Simplifying
p + -8.2 = 12.9

Reorder the terms:
-8.2 + p = 12.9

Solving
-8.2 + p = 12.9

Solving for variable 'p'.

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

Add '8.2' to each side of the equation.
-8.2 + 8.2 + p = 12.9 + 8.2

Combine like terms: -8.2 + 8.2 = 0.0
0.0 + p = 12.9 + 8.2
p = 12.9 + 8.2

Combine like terms: 12.9 + 8.2 = 21.1
p = 21.1

Simplifying
p = 21.1

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