How you write 12,430,000 in expanded form using exponents

Solve the following System of Equations 5x+4y-z=1 2x-2y+z=1 -x-y+z=2

The average rain fall for the last five years has been 48.7cm. how much rain must fall this year to bring the average for the six years up to 50 cm? How would I go about answering this?

What is the constant in this expression? 3 x squared minus 2 x + y minus 4 A. 3 B. - 2 C. 1 D. - 4

Find the measure of arc QR

Enrique lives with his grandmother in a building for seniors. Earn additional money by commissioning some of your grandmother's neighbors. He charges $ 2 for every 1/4 hour work. It took 2/4 of an hour to go to the store for Mr.

Suppose that textbook weights are normally distributed. You measure 28 textbooks' weights, and find they have a mean weight of 76 ounces. Assume the population standard deviation is 12.3 ounces.

ABC Bookstore rents a storage space that is 75 ft x 50 ft and 15 ft high. It is charged $2.50 per square foot. How much does ABC Bookstore spend on storage space? O A. $140,625 O B. $9375 O C. $2500 O D. $3750

31/9 as a mixed number

Find 4x when 3x equals 3

Solve 64x3 - 1 = 0.