P-3.7=4.2

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Solution for P-3.7=4.2 equation: 


Simplifying
P + -3.7 = 4.2

Reorder the terms:
-3.7 + P = 4.2

Solving
-3.7 + P = 4.2

Solving for variable 'P'.

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

Add '3.7' to each side of the equation.
-3.7 + 3.7 + P = 4.2 + 3.7

Combine like terms: -3.7 + 3.7 = 0.0
0.0 + P = 4.2 + 3.7
P = 4.2 + 3.7

Combine like terms: 4.2 + 3.7 = 7.9
P = 7.9

Simplifying
P = 7.9

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