Which expressions are equivalent?

A. 3x + 5x and 8x

B. 3 (x + 4) and 3x + 12

a + b + a and 2a + b

m - n and - n + m

18x + 2y and 15x + 3x + 2x

3a + 4a - 10 and 17a

Which is the most accurate way to estimate 23% of 70?

Of all numbers whose difference is 16 , find the two that have the minimum product.

The first quartile of a data set is 41, and the third quartile is 57. Which of these values in the data set is an outlier? A. 83 B. 39 C. 19 D. 73

An oblique cylinder is shown. An oblique cylinder is shown. It has a radius of 5, a height of 12, and a slant length of 13. Which represents the volume of the cylinder, in cubic units?

a square stained window is divided into four congurent traiangular sections by iron edging to represent seasons of the year. Each diagonal measures 9 inches. What is the total length of iron edging needed to create the sqaure frame and two diagnols?

Bob won big at bingo last night, he walked away with $800. The first thing Bob does is to take a cab to his mother's house. He gives the cab driver $20 and tells him to keep the change.

A local company wants to evaluate their quality of service by surveying their customers. Their budget limits the number of surveys to 100.

Select the correct numeral form of this number written in scientific notation. 5.0 * 10^10 0.000 000 000 5 5,000,000,000 50,000,000,000 500,000,000,000

John has a bag of marbles that contains 12 red marbles 20 green and 17 blue. if john pulls one marble what is the probability that it will be a purple marble

Solve for x: 2 over 3 (x - 4) = 2x. 2 - 2 - 8 - 4