What is the simplified form of each expression?

1.7m^2 + 6.5 - 4n + 2.5m^2 - n

3 - ( - 2a - 4) + 3a

8. A new 60-inch HD television has an aspect ratio of 16:9. Find the width of the television?

If military time is 0145, what time is it on a regular clock

Complete the statements about calculating mean using the data set: 4, 6, 1, 9, 12, 3, 11, 2. First, add the values in the data set. The sum is. The mean, or average, is found by dividing this sum by. The mean is.

How many solutions does the equation 4x+3-1=2 (2x+2) - 2x have explain your reasoning

You drive 70 miles per hour but then slow your speed by 15 miles per hour. you then return to your speed of 70 miles per hour. which expression shows how your speed changed?

Given r = 8 and ø=1.85pi, find the Cartesian coordinates. Check your answer. a. (7.13, - 3.63) C. (-7.08, 3.67) b. (7.08, - 3.67) d. (-7.80, - 3.67)

Type the correct answer in the box. Use numerals instead of words. If necessary, use / for the fraction bar. The solution set of n2 - 14n = - 45 is [ ]

Peter is 2 years older than Winnie. Peter's age is 16 years less than seven times Winnie's age. The equations below model the relationship between Peter's age (p) and Winnie's age (w): p = w + 2 p =

Name a fraction equivalent to 2/3