Can someone solve this and tell me how they did it?

The difference between a number and twenty is equal to the product of five and a number.

What is the simplified form of √100x^36? a. 10x^18 b. 10x^6 c. 50x^18 d. 50x^6

The function y=60/x relates y, the time in hours that it takes Michael to travel to his grandparents' house, to x, his average speed in miles per hour. What does the number 60 in the function represent?

Kelly makes 12 candles in 3 hours. Lee makes 6 candles in 1 hour. What is the difference in the numbers of candles they each make in 8 hours?

Evaluate the expression for x = 17, y = 14: 6x - 5y

CD sales at the corner music increased 145% last year. which number is equivalent to 145%?

What is the y-intercept of the graph equation y=3 (2^x) ? A. 8 B. 3 C. 2 D. 6

Simplify - 7 + [5 + (-12) : 3] - 6 - 34/3 - 8

A class is selling magazines as a fund raiser. Of the 500 magazines sold, Amy sold 1/9 of them. Garret sold 0.145 of the magazines. Robbie sold 11/100 of the magazines, and Carlita sold 0.095 of the magazines. Who sold the most magazines?

If there are 1.61 kilometers in a mile and also 5280 feet in a mile, the how many feet are there in 3 kilometers

Find the least common multiple of 6, 2 and 9