How do I solve r+11+8r=29

Ryan had 240 cds. Sharon had 9/2 of the number of cds Ryan had. Sharon gave 75 CDs to her friends. Find the percent decrease in the number of CDs Sharon had. Round your answer to 2 decimal places.

Suppose a railroad rail is 6 kilometers and it expands on a hot day by 19 centimeters in length. approximately how many meters would the center of the rail rise about the ground.

What is the interquartile range (IQR) for the data set 14,15,17,19,20,23,26,30,32

If sin theta = 1/4 and theta is in quadrant ii, find the exact value of sin (theta-pi/3)

Explain in words how to simplify (153^2) ^7

Find the unknown value in the proportion? 15 = X/75. O A) 3 OB) 1.4 O C) 161 OD) 35

Nate solves the equation 3*5 = 15 by writing and solving 15 : 5 = 3. Explain why Nate's method works

At 7:00 AM there were 14,000 gallons of water in Lance's pool when he noticed there was a leak. After 6 hours there were only 5,000 gallons of water remaining in his pool.

Find particular solution of f" (x) = 1 (e^x - e^-x), f (0) = 1, f' (0) = 0. 2 *Hint: Start by distributing the 1⁄2. Then integrate once to find f', then integrate again to find f. Each time you integrate, find the c.

George earns an annual salary of $36,000. In addition to this, he earns a 3% commission on all sales he makes. If George had $264,000 in sales last year, what was his total pay?