Simplify

3{10 + 7{15 - 6{10 - 4{15

3{10 - 3{15

3{15 - 3{10

3{30 - 3{20

3{20 - 3{30

A crew consists of 1 apprentice, 1 journeyman, and 1 master carpenter. The crew receives a check for $6400 for a job they just finished.

Are congruent circles always concentric circles? A) yes, if they are congruent then they must have the same size and center B) no, it is not possible for two circles to be the same size with the same center.

Nora can do 70 push ups in 2 minutes. Luke can do 105 push ups in 3 minutes. Do these rates form a proportion? explain

Three more than twice the sum of a number and half the number equals 105. Which equation models this relationship?

A rectangle is 8 ft wide and 20 ft long. What is the area of the rectangle?

A bag contains six marbles: two red, one yellow and three blue. What is the probability of randomly selecting to red marbles in a row assuming the marbles are not put back in the bag after being drawn

How many terms would the expansion of (a-b) 8 have?

Use angle relationships and the diagram at right to write and solve an equation for 4x-5 2x+9

3) A cable company had 595 subscribers. The ratio of regular subscribers to premium subscribers was 8:9. How many regular subscribers did they have?

Expand the system : (4v+8) ^2