What is 12.2x+50.6y+3(1.4x-2.6y) simplified?

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

Macy spent $36 on jeans. this was $12 less than twice what she spent on a shirt. which equation to solve this, 12x=36 2x=36-12 2x-12=36 12-2x=36

Question 6(multiple choice worth 5 points) (05.02 lc) what is the value of x? a right angle is shown divided into two parts. the measure of one part of the right angle is 10 degrees. the measure of the other part is 2x 20 40 45 85