7p-9=40

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Solution for 7p-9=40 equation:



7p-9=40
We move all terms to the left:
7p-9-(40)=0
We add all the numbers together, and all the variables
7p-49=0
We move all terms containing p to the left, all other terms to the right
7p=49
p=49/7
p=7

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