I believe you are right with all of them.
Answer:
1/5
Step-by-step explanation:
5 baseballs to 25 softballs
=
1 baseballs to 5 softballs in simplest form
Answer:
10:50
Step-by-step explanation:
A) 2007
b) 120
c) the donations are decreasing as years increase
Answer:

Step-by-step explanation:
Because we are told equivalent expressions for y and z we can plug those in to 2(y+z).

Then simplify by combining like terms of the expressions. Values ending in x^2 can be combined with each other.

Now we can distribute the 2 by multiplying each value in the parentheses by 2.
