A bird was perched on a tree at a height of 24 feet. The bird then saw food on a branch below and dropped down 18 feet. What is the current height of the bird?

What signals you that factoring by grouping is the best method to use when factoring a problem?

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?