2m-16+5m+45 simplify the expression

Simplify the expression twenty-one minus seven times two plus nine. show your work. then, show how the solution is affected if addition and subtraction are not applied from left to right.

The volume of a rectangular prism is 441 cubic cm. If the height of the prism is 11 cm, what is the area of is base? (Round to the nearest tenth)

How do i solve ecuations with the method cuadratic formula

the ratio of high school students who were homeschooled to those who attended other schools was three to seven. if there were 90 homeschoolers, what was the total number of high schoolers?

Sophie practiced tap for 3/4 hour and ballet for 1/2 hour. How long did she practice in all?

Properties of congruence quiz

If 1" is equal to 20 miles then what is the distance between two towns at 4.5" apart

Simplify, 4 (2n+3) - 3 (n+1) remember collect like terms

After a power failure, the temperature in the freezer increased at an average rate of 2.5 degrees Fahrenheit per hour. The total increase was 7.5 degrees Fahrenheit.

A Basketball Tournament starts with 128 Teams. in each round half of the teams are eliminated How Many teams remain after 5 rounds