What is the justification for each step in the solution of the equation? −2(x−1)+12=4x−6−2(x−1)+12=4x−6 select from the drop-down menus to correctly justify each step. −2(x−1)+12=4x−6−2(x−1)+12=4x−6 given −2x+2+12=4x−6−2x+2+12=4x−6 −2x+14=4x−6−2x+14=4x−6 combine like terms. −2x=4x−20−2x=4x−20 −6x=−20−6x=−20 addition or subtraction property of equality x=206x=206 x=103x=103 simplify.

And explain how you got it so i can understand future problems : 3

At his new job, jeremiah can choose an hourly rate of $9 plus a $50 weekly bonus for opening the store, or an hourly rate of $10 per hour with no opening bonus. the equations model his salary options. y = 9x + 50 y = 10x

Analyze the data sets below. data set a 25,25,25,26,26,26,27,28,28,29,30,31,31,32,33,33,34,35,35,35 data set b 25,25,25,26,26,26,26,27,27,27,27,28,28,29,29,30,31,31,32,34 which of the following statement are true? select all that apply. a. data set a is relatively symmetric and data set b is skewed left. b.the means of the data sets are within 3 units from eachother. c.the data sets have the same standard deviation. d.the mean of data set a is 27.95 and the mean of data set b is 30. e. the data set b has a higher standard deviation than data set a. f. the mean and median of data set a are close in value.