7.2=13.8-2p

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Solution for 7.2=13.8-2p equation:


Simplifying
7.2 = 13.8 + -2p

Solving
7.2 = 13.8 + -2p

Solving for variable 'p'.

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

Add '2p' to each side of the equation.
7.2 + 2p = 13.8 + -2p + 2p

Combine like terms: -2p + 2p = 0
7.2 + 2p = 13.8 + 0
7.2 + 2p = 13.8

Add '-7.2' to each side of the equation.
7.2 + -7.2 + 2p = 13.8 + -7.2

Combine like terms: 7.2 + -7.2 = 0.0
0.0 + 2p = 13.8 + -7.2
2p = 13.8 + -7.2

Combine like terms: 13.8 + -7.2 = 6.6
2p = 6.6

Divide each side by '2'.
p = 3.3

Simplifying
p = 3.3

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