Answer:
2.5 gallons of the 20% solution must be replaced by the 36% solution.
Step-by-step explanation:






The constant is "4.5 miles per hour", or whatever the actual units are.
Answer:
Triangle Proportionality Theorem
If a line parallel to one side of a triangle intersects the other two sides of the triangle, then the line divides these two sides proportionally
Answer16
Step-by-step explanation:
Answer:
3x^2+1.5x-9
Step-by-step explanation:
(f+g) (x)
=f(x)+g(x)
=x/2-3+3x^2+x-6
=3x^2+1.5x-9