What expression is equivalent to 4^7 times 4^-5

A survey was conducted with high school students in each grade to see how many prefer math or science. Some of the data are shown below. A 6-column table with 3 rows. The first column has no label with entries math, science, total.

How to expand (2x+1) (x+1)

What is the product (6.45x10^6). 720,000 enter your answer in the box in scientific notation

Rosetta listed her assets and liabilities on a personal balance sheet. Rosetta's Balance Sheet (April 2013) Assets Liabilities cash $900 credit card $4,000 investments $1,100 student loan $1,000 house $150,000 mortgage $100,000 car $8,000 car loan

5x - 7 (2 - 4x) simplify the expression

What are the factor pairs of 52. What is the greatest factor of 52 that is a prime number

Felipe Vasquez bought some 14₵ stamps and the same number of 22₵ stamps. He paid a total of $1.80 for all the stamps. How many of each kind did he buy?

What it 87^4*10^9 divided by 7

8/10x 1 3/5 = ? would be what?

Caroline measured the weight of a dog that came into the veterinary clinic. She determined that her measurement had a margin of error of 0.05 kilogram. What could be the measured weight of the dog?