7+5(p-1)=42

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Solution for 7+5(p-1)=42 equation: 



7+5(p-1)=42

We move all terms to the left:

7+5(p-1)-(42)=0

We add all the numbers together, and all the variables

5(p-1)-35=0

We multiply parentheses

5p-5-35=0

We add all the numbers together, and all the variables

5p-40=0

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

5p=40

p=40/5

p=8

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