Kelly’s dad compares her running times in a marathon to her times for last year’s race. He records whether she has increased or decreased her time for the first three stages of the race. What is the total increase or decrease in Kelly’s time? Did she improve her time? Explain. Kelly’s Marathon Times

Stage

Time Comparison (in minutes)

First

4

Second

27

Third

23

answer: 2530

hope this

1. x> -5

2. x< 8

step-by-step explanation:

1. 2x> -10

divide by 2 from both sides of equation.

2x/2> -10/2

simplify, to find the answer.

-10/2=-5

x> -5 is the correct answer.

2. 3x< 24

divide by 3 from both sides of equation.

3x/3< 24/3

simplify, to find the answer.

24/3=8

x< 8 is the correct answer.

i hope this you, and have a wonderful day!

c.

step-by-step explanation:

none of these

step-by-step explanation:

23 + 34 add up to 57 so just inform the teacher of this really stupid mistake