p=7-2p

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Solution for p=7-2p equation: 



p=7-2p

We move all terms to the left:

p-(7-2p)=0

We add all the numbers together, and all the variables

p-(-2p+7)=0

We get rid of parentheses

p+2p-7=0

We add all the numbers together, and all the variables

3p-7=0

We move all terms containing p to the left, all other terms to the right

3p=7

p=7/3

p=2+1/3

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