Which radical expression is equivalent to y
1
7
y
7
1
​

y, start superscript, start superscript, start fraction, 1, divided by, 7, end fraction, end superscript, end superscript?

Create a real-life situation and create a system and show how it might be modeled algebraically with a system of equations (or inequalities) show all work include a few sentences explaining the situation, your variables of choice and what each represents, and how you would set it up and solve it algebraically. !

1. what is the formula for finding the vertical distance between two points on a coordinate plane?

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a seven or king. (b) compute the probability of randomly selecting a seven or king or jack. (c) compute the probability of randomly selecting a queen or spade.