SOLUTION: Hello. Referred to me by Minka. The function f(x) = 180x/100-x models the cost, f(x), in millions of dollars, to remove x% of a river's pollutants. If the government commits $60

Question 460033: Hello. Referred to me by Minka.
The function f(x) = 180x/100-x models the cost, f(x), in millions of dollars, to remove x% of a river's pollutants. If the government commits $60 million for this project, what percentage of the pollutants can be removed?
___% of the pollutants can be removed.
Truly greatful to whom replies.
Samantha
Found 2 solutions by oberobic, MathLover1:
Answer by oberobic(2304) (Show Source): You can put this solution on YOUR website!
Given:

.
Substitute what you are given.

Multiply both sides by 100.

Equals are equal, so you can swap sides.

Divide both sides by 180.

.
So, the $60 million would result in the removal of 33.33333% of the pollutants.
.
Done.

.
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!

The function
, in millions of dollars, to remove% of a river's pollutants
the government commits $ ...->...
....both sides multiply by

.......solve for

so, % of the pollutants can be removed

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