10r-5r+3r-8r how do I do this?

Select all the correct answers. Eddie is practicing wind sprints during his summer break. He's able to run 72 meters in 12 seconds. If d represents distance and t represents time, which equation represents this proportional relationship? A. dt=6 B.

Which of the ordered pairs below satisfy the following equation? Check all that apply. y = 7x A. (84, 12) B. (42, 7) C. (12, 84) D. (84, 14) E. (6, 42)

Susie had $32,000 in her bank. She's wants half of it right now. what's half of 32,000/2? Mixed numbers only. I don't think this make sense but try?

Which of the following is not a property of all parallelograms? The opposite angles are congruent. The opposite sides are congruent. The consecutive angles are supplementary. The diagonals are congruent.

Compute the values into 8 decimal place. square root of 1.04

What is the answer to 3n + 3 = 27

The mean of 3 consecutive terms in an arithmetic sequence is 10, and the mean of their squares is 394. What is the largest of the 3 terms?

A race at travels at a rate of 205 mph how far would it travel in 3 hours?

What is 8/20 of an hour

An actor invests some money at 9 % simple interest, and $24,000 more than three times the amount at 10 % simple interest. The total annual interest earned from the investment is $38,670. How much did he invest at each amount? Use the six-step method.