42=-7(6+5p)-2(7p+7)

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Solution for 42=-7(6+5p)-2(7p+7) equation: 



42=-7(6+5p)-2(7p+7)

We move all terms to the left:

42-(-7(6+5p)-2(7p+7))=0

We add all the numbers together, and all the variables

-(-7(5p+6)-2(7p+7))+42=0



We calculate terms in parentheses: -(-7(5p+6)-2(7p+7)), so:

-7(5p+6)-2(7p+7)

We multiply parentheses

-35p-14p-42-14

We add all the numbers together, and all the variables

-49p-56

Back to the equation:

-(-49p-56)



We get rid of parentheses

49p+56+42=0

We add all the numbers together, and all the variables

49p+98=0

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

49p=-98

p=-98/49

p=-2

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