18 is the answer //////////////////
Answer:
O A) convenience sample
Step-by-step explanation:
O A) convenience sample
Hi there! The answer is B.

First we work out the parenthesis, which is easy because we can just remove them.

Now rearrange our expression (in order to collect terms later).

Next up is collecting the terms.

The answer is B.
~ Hope this helps you!
Answer:
y=-1/4, 2.
Step-by-step explanation:
4y^2=7y+2
4y^2-7y-2=0
factor,
(4y+1)(y-2)=0
zero property,
4y+1=0, y-2=0,
4y=0-1=-1,
y=-1/4,
y=0+2=2.