p-0.5p-0.4p+0.2-4=3.50

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Solution for p-0.5p-0.4p+0.2-4=3.50 equation: 


Simplifying
p + -0.5p + -0.4p + 0.2 + -4 = 3.50

Reorder the terms:
0.2 + -4 + p + -0.5p + -0.4p = 3.50

Combine like terms: 0.2 + -4 = -3.8
-3.8 + p + -0.5p + -0.4p = 3.50

Combine like terms: p + -0.5p = 0.5p
-3.8 + 0.5p + -0.4p = 3.50

Combine like terms: 0.5p + -0.4p = 0.1p
-3.8 + 0.1p = 3.50

Solving
-3.8 + 0.1p = 3.50

Solving for variable 'p'.

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

Add '3.8' to each side of the equation.
-3.8 + 3.8 + 0.1p = 3.50 + 3.8

Combine like terms: -3.8 + 3.8 = 0.0
0.0 + 0.1p = 3.50 + 3.8
0.1p = 3.50 + 3.8

Combine like terms: 3.50 + 3.8 = 7.3
0.1p = 7.3

Divide each side by '0.1'.
p = 73

Simplifying
p = 73

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