0.4+0.2=4.2p-7.8-0.6

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Solution for 0.4+0.2=4.2p-7.8-0.6 equation: 


Simplifying
0.4 + 0.2 = 4.2p + -7.8 + -0.6

Combine like terms: 0.4 + 0.2 = 0.6
0.6 = 4.2p + -7.8 + -0.6

Reorder the terms:
0.6 = -7.8 + -0.6 + 4.2p

Combine like terms: -7.8 + -0.6 = -8.4
0.6 = -8.4 + 4.2p

Solving
0.6 = -8.4 + 4.2p

Solving for variable 'p'.

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

Add '-4.2p' to each side of the equation.
0.6 + -4.2p = -8.4 + 4.2p + -4.2p

Combine like terms: 4.2p + -4.2p = 0.0
0.6 + -4.2p = -8.4 + 0.0
0.6 + -4.2p = -8.4

Add '-0.6' to each side of the equation.
0.6 + -0.6 + -4.2p = -8.4 + -0.6

Combine like terms: 0.6 + -0.6 = 0.0
0.0 + -4.2p = -8.4 + -0.6
-4.2p = -8.4 + -0.6

Combine like terms: -8.4 + -0.6 = -9
-4.2p = -9

Divide each side by '-4.2'.
p = 2.142857143

Simplifying
p = 2.142857143

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