What is 7p-1-9p plus 5 simplifyed?

How much is 40 percent off 195? How do you change a fraction to an equivlant fraction? What is negative 2 squared minus 5? What does absolute value inequality mean? What is one point seven as a fraction? What is Mcmxcv1 in decimal? Is 150 pounds greater than 240 ounces? Why take the square root of the variance when calculation standard deviation? How many time 8 go into 23? What is an instrument invented by the Chinese in about AD 100? How can you take away three lines from three squares and leave ten? How can i convert 50 sq meters into 93cm lineal meters? How many syllables does rainbow have? 30 ml is equal to? What are the prime numbers for 18? What is one half of 0.6? What is product of 676 and 45? A railwway tunnel in shape of circle has diamet 4.8m. AB is a horizontal line representing the ground rails are laid on and is 3.2m. How do you calculate the height from ground to top of tunnel? Can a chord be a radius? What is the percent of decrease from 5000 to 400?