SOLUTION: Concrete contracts as it dries. After drying, if the volume of a cubical concrete block decreased by 29cm^3 and each edge decreased by 0.10 cm, what was the orginial length of an e

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Concrete contracts as it dries. After drying, if the volume of a cubical concrete block decreased by 29cm^3 and each edge decreased by 0.10 cm, what was the orginial length of an e      Log On


   

Question 966054: Concrete contracts as it dries. After drying, if the volume of a cubical concrete block decreased by 29cm^3 and each edge decreased by 0.10 cm, what was the orginial length of an edge of the block?
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Hint: you need to solve

%28x-0.10%29%5E3+=+x%5E3+-+29

for x