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c=4*285.7+100
We move all terms to the left:
c-(4*285.7+100)=0
We add all the numbers together, and all the variables
c-(1242.8)=0
We add all the numbers together, and all the variables
c-1242.8=0
We move all terms containing c to the left, all other terms to the right
c=1242.8
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