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y^-3=1/216
We move all terms to the left:
y^-3-(1/216)=0
We add all the numbers together, and all the variables
y^-3-(+1/216)=0
We add all the numbers together, and all the variables
y-3-(+1/216)=0
We get rid of parentheses
y-3-1/216=0
We multiply all the terms by the denominator
y*216-1-3*216=0
We add all the numbers together, and all the variables
y*216-649=0
Wy multiply elements
216y-649=0
We move all terms containing y to the left, all other terms to the right
216y=649
y=649/216
y=3+1/216
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