How would the expression x^2-7 be written using difference of squares?

In a study, the sample is chosen by writing everyones name on a playing card, shuffling the deck, then choosing the top 20 cardsWhat is the sampling method?

What property is (7+2) z

What is an orientation in geometry for dummies

Which equation represents the vertical line passing through (7,-3) ? A. X = - 3 B. Y = - 3 C. X = 7 D. Y = 7

Kyla ran 4 laps around a track in 168.4 seconds. If she ran each lap in the same amount of time, how many seconds did it take Kyla to run 1 lap?

Only 5% of children experience headaches. If 14 children at a school experience headaches, how many children total go to that school

Daren spends 39 minutes studying for his Science test. He then does 6 chores. Each chore takes him 3 minutes. How many minutes does Darren spend studying and doing chores?

Adante begins to evaluate the expression 3 and one-third times 5 and one-fourth using the steps below.

Joe buys a 4 1/2 pound bag of dog food every 4 weeks, joe feeds his song the same amount each day. What is the number of pounds the dog eats each year?

What is 6.78 and 8.21 rounded to tenth nearest tenth