1-2p=-7

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Solution for 1-2p=-7 equation:



1-2p=-7
We move all terms to the left:
1-2p-(-7)=0
We add all the numbers together, and all the variables
-2p+8=0
We move all terms containing p to the left, all other terms to the right
-2p=-8
p=-8/-2
p=+4

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