what does a + a equal to

Which experiment describes a binomial experiment? Spin a spinner with sections labeled A, B, and C, 6 times and record the result each time. Draw 4 cards from a deck of cards, without replacement, and record each time the card is an ace.

What is 4r^-3 • 2r^2

Sandra budgets $580 each month for living expenses. She nets $1640 semimonthly. What percent of her net monthly income does she budget for living expenses? 35% 24% 18% 16%

3 children want to share 4 brownies so that everyone gets the same amount. how much brownie can each child have?

Is a car loan easy-access credit

There were 25 words on a recent vocabulary test in English class, and Owen got four words wrong. What percent did he get wrong?

Which expression represents 76 decreased by an unknown number? A. 76:g B. 76-g C. 76+g D. 76g

If price was $2.00 per gallon and decreased to $1.40 per gallon, how does quantity of gasoline demanded change?

F (x) = 4x² + 6x - 2 Find f (-5)

How much string would you need to go around of a hat shaped like a cone if the radius is 4 inches? (Use 3.14 for pi) a) 12.56 inches b) 25.12 inches c) 50.24 inches d) 120.32 inches