Simplify each expression. 9k-6-7k

the age of Jane is 80% of the age of Alice. If we add both ages the result is 45. Find the age of Jane and Alice

What is twenty on thousand and sixty four in digits?

What is 1.5x-y/3=18 in slope intercept form

Solve this equation by factoring b^2+5b-35=3b (b^2 means b to the second power)

What is the seventh terms of (x + 4) 8?

A skateboarder descends on a ramp from 172 feet to 67 feet in 15 seconds. What is the average height change in height per second?

Write as a product of two polynomials. (x-y) ^2-a (y-x)

The table below shows the cost of sending packages of various weights from 1995 to 1999. What is the cost of mailing a 7-ounce package? Weight (ounces) Cost (dollars) 32 64 .96 28 1.60 1.92 2.24

How many different integers can have the same absolute value? give examples?

A box contains 15 balls numbered 1 through 15. Two balls are drawn in succession without replacement. If the second ball has the number 4 on it, what is the probability that the first ball had a smaller number on it? An even number on it?