21p-4=12p+7(2)

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Solution for 21p-4=12p+7(2) equation: 



21p-4=12p+7(2)

We move all terms to the left:

21p-4-(12p+7(2))=0

We get rid of parentheses

21p-12p-72-4=0

We add all the numbers together, and all the variables

9p-76=0

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

9p=76

p=76/9

p=8+4/9

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