Sean is 20 and his brother is 12. how many years ago was sean three times as old as his brother

2x3+4X (3X-1+2) - 2x3 + (12/3) X-3-X

Which choice represents the expanded form of the expression (x - 2) 3

Ann and tom want to establish a fund for their grandson's college education. What lump sum deposit at a 12.7% annual interest rate compounded annually interest rate in order to have 20,000 in the fund at the end of 15 years

A deck of cards contains 52 different cards. A card is drawn at random. What is the probability that the card drawn is black?

Give a clear synopsis on how to use the unit circle.

What number in multiplication is equal to 15,000

Perry bought one jar of sun-dried tomatoes for $4. How many jars of sun-dried tomatoes can Sadokat but if she has $12

Solve the equation 8x - 12=5x+15

The ratio of the number of adults to students at the prom has to be 1:10. If there are 477 more students than adults how many adults have to attend?

Vince has 16 beads how many different arrays can vince draw to represent the total numbers of beads he has