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15=-1/2c
We move all terms to the left:
15-(-1/2c)=0
Domain of the equation: 2c)!=0We get rid of parentheses
c!=0/1
c!=0
c∈R
1/2c+15=0
We multiply all the terms by the denominator
15*2c+1=0
Wy multiply elements
30c+1=0
We move all terms containing c to the left, all other terms to the right
30c=-1
c=-1/30
c=-1/30
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