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(10p)*21=1.890
We move all terms to the left:
(10p)*21-(1.890)=0
We add all the numbers together, and all the variables
10p*21-(1.89)=0
We add all the numbers together, and all the variables
10p*21-1.89=0
Wy multiply elements
210p-1.89=0
We move all terms containing p to the left, all other terms to the right
210p=1.89
p=1.89/210
p=1/111.111111111
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