Question 10(Multiple Choice Worth 1 points) (01.02 MC) Kelsey solved the following equation: 7x − one over two (8x + 2) = 6 Step Work Justification 1 7x − 4x − 1 = 6 2 3x − 1 = 6 3 3x = 7 4 x = 7 over 3 Which of the following has all of the correct justifications Kelsey used to solve this equation? 1. Distributive property 2. Combine like terms 3. Addition property of equality 4. Division property of equality 1. Multiplication property of equality 2. Combine like terms 3. Addition property of equality 4. Division property of equality 1. Distributive property 2. Combine like terms 3. Subtraction property of equality 4. Division property of equality 1. Multiplication property of equality 2. Combine like terms 3. Subtraction property of equality 4. Division property of equality

12 point are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr?

The average hourly earnings for a construction worker is projected to be $24.50 in 2012. jason wants to join the construction work force after he graduates in 2012. his friend tells him that average hourly earnings for construction workers will rise by 2% from 2009 to 2012. based on the data below, assuming that the projected hourly earnings are correct, is jason’s friend’s statement accurate? construction industry - average hourly earnings, 2000-2009 a. his friend’s statement is accurate. the average hourly earnings will increase by 2%. b. his friend’s statement is not accurate. the percent increase will be more than 2% c. his friend’s statement is not accurate. the percent increase will be less than 2% d. his friend’s statement is not accurate. the average hourly earnings will decrease

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.