How do you solve 8n²-4n=18?

A classroom has a total of 26 students, 13 Students in the classroom are females and the rest are males. 5 males students have long hair and 9 female students wear glasses. A Student is called to the principal's office.

What is the difference between arctan and inverse tan?

A lawn had an area of 100 square feet. If it was 10 feet width, how long was it?

A pair of equations is shown below: y = 7x - 9 y = 3x - 1 Part A: In your own words, explain how you can solve the pair of equations graphically.

The table and the graph each show a different relationship between the same two variables, x and y: A table with two columns and 5 rows is shown. The column head for the left column is x, and the column head for the right column is y.

87 89 93 93 91 88 89 93 90 90 87 88 89 89 90 The table shows high temperatures in Chicago over a 15-day period. What is the range of the data? A) 3 B) 4 C) 5 D) 6

Solve -2x^2 + 7x - 6

TC mbolize and Solve Equations Tim's phone service charges $25.09 plus an additional $0.23 for eailh text message sent per month. If Tim's phone bill was $30.84, which equation could be used to find how many text messages, x, Tim sent last month? OA.

2x3 to the second power plus 5 to the second power

Simplify all this AND SHOW YOUR WORK 2/3 = 4/7 = 4/10 = 18/24 = 8/20 = 15/20 = 3/4 4/6 = 2/3 9/27 = 1/3 3) 3/8 + 3/8 = 4) 8/9 - 2/9 =