7(p+3)+9=15(p-2)-3p

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Solution for 7(p+3)+9=15(p-2)-3p equation: 



7(p+3)+9=15(p-2)-3p

We move all terms to the left:

7(p+3)+9-(15(p-2)-3p)=0

We multiply parentheses

7p-(15(p-2)-3p)+21+9=0



We calculate terms in parentheses: -(15(p-2)-3p), so:

15(p-2)-3p

We add all the numbers together, and all the variables

-3p+15(p-2)

We multiply parentheses

-3p+15p-30

We add all the numbers together, and all the variables

12p-30

Back to the equation:

-(12p-30)



We add all the numbers together, and all the variables

7p-(12p-30)+30=0

We get rid of parentheses

7p-12p+30+30=0

We add all the numbers together, and all the variables

-5p+60=0

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

-5p=-60

p=-60/-5

p=+12

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